3-Iodobenzylguanidine
The therapeutic efficacy of Iobenguane can be decreased when used in combination with Risperidone.
4-Hydroxybutyric Acid
The risk or severity of adverse effects can be increased when Risperidone is combined with Gamma Hydroxybutyric Acid.
Abiraterone
The serum concentration of Risperidone can be increased when it is combined with Abiraterone.
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Acarbose
The therapeutic efficacy of Acarbose can be decreased when used in combination with Risperidone.
Acebutolol
Acebutolol may increase the hypotensive activities of Risperidone.
Acepromazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Acepromazine.
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Aceprometazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Aceprometazine.
Acetohexamide
The therapeutic efficacy of Acetohexamide can be decreased when used in combination with Risperidone.
Aldesleukin
Aldesleukin may increase the hypotensive activities of Risperidone.
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Alfaxalone
The risk or severity of adverse effects can be increased when Risperidone is combined with Alfaxalone.
Alfentanil
The risk or severity of adverse effects can be increased when Risperidone is combined with Alfentanil.
Aliskiren
Aliskiren may increase the hypotensive activities of Risperidone.
Almotriptan
The risk or severity of adverse effects can be increased when Almotriptan is combined with Risperidone.
Alogliptin
The therapeutic efficacy of Alogliptin can be decreased when used in combination with Risperidone.
Alphaprodine
The risk or severity of adverse effects can be increased when Risperidone is combined with Alphaprodine.
Alprazolam
The risk or severity of adverse effects can be increased when Alprazolam is combined with Risperidone.
Alprenolol
Risperidone may increase the atrioventricular blocking (AV block) activities of Alprenolol.
Amantadine
The therapeutic efficacy of Amantadine can be decreased when used in combination with Risperidone.
Amifostine
Amifostine may increase the hypotensive activities of Risperidone.
Amifostine Anhydrous
Amifostine may increase the hypotensive activities of Risperidone.
Amiloride
Amiloride may increase the hypotensive activities of Risperidone.
Amineptin
Amineptine may decrease the antihypertensive activities of Risperidone.
Amiodarone
Amiodarone may increase the hypotensive activities of Risperidone.
Amisulpride
Risperidone may increase the antipsychotic activities of Amisulpride.
Amitriptyline
Amitriptyline may decrease the antihypertensive activities of Risperidone.
Amlodipine
Amlodipine may increase the hypotensive activities of Risperidone.
Amobarbital
The risk or severity of adverse effects can be increased when Risperidone is combined with Amobarbital.
Amoxapine
Amoxapine may decrease the antihypertensive activities of Risperidone.
Amphetamine
Risperidone may decrease the stimulatory activities of Amphetamine.
Amphotericin B
Amphotericin B may increase the hypotensive activities of Risperidone.
amphotericin B liposomal
Amphotericin B may increase the hypotensive activities of Risperidone.
Amyl Nitrite
Amyl Nitrite may increase the hypotensive activities of Risperidone.
Anagrelide
Risperidone may increase the QTc-prolonging activities of Anagrelide.
Apalutamide
The serum concentration of Risperidone can be decreased when it is combined with Apalutamide.
Apomorphine
Apomorphine may increase the hypotensive activities of Risperidone.
Apraclonidine
Apraclonidine may increase the hypotensive activities of Risperidone.
Aprepitant
The serum concentration of Risperidone can be increased when it is combined with Aprepitant.
Aripiprazole
The risk or severity of adverse effects can be increased when Risperidone is combined with Aripiprazole.
Arsenic Trioxide
Arsenic trioxide may increase the hypotensive activities of Risperidone.
Artemether
Risperidone may increase the QTc-prolonging activities of Artemether.
Articaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Articaine.
Asenapine
Risperidone may increase the QTc-prolonging activities of Asenapine.
Atazanavir
The metabolism of Risperidone can be decreased when combined with Atazanavir.
Atenolol
Atenolol may increase the hypotensive activities of Risperidone.
Atomoxetine
The metabolism of Risperidone can be decreased when combined with Atomoxetine.
Atorvastatin
The risk or severity of adverse effects can be increased when Risperidone is combined with Atorvastatin.
Azelastine
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Azelastine.
Azilsartan
Azilsartan medoxomil may increase the hypotensive activities of Risperidone.
Azilsartan kamedoxomil
Azilsartan medoxomil may increase the hypotensive activities of Risperidone.
Azilsartan Medoxomil
Azilsartan medoxomil may increase the hypotensive activities of Risperidone.
Azithromycin
Risperidone may increase the QTc-prolonging activities of Azithromycin.
Azosemide
The risk or severity of adverse effects can be increased when Azosemide is combined with Risperidone.
Baclofen
The risk or severity of adverse effects can be increased when Risperidone is combined with Baclofen.
Barbital
The risk or severity of adverse effects can be increased when Risperidone is combined with Barbital.
Bedaquiline
Risperidone may increase the QTc-prolonging activities of Bedaquiline.
Benazepril
Benazepril may increase the hypotensive activities of Risperidone.
Bendroflumethiazide
Bendroflumethiazide may increase the hypotensive activities of Risperidone.
Benoxinate
The risk or severity of adverse effects can be increased when Risperidone is combined with Oxybuprocaine.
Benperidol
The risk or severity of adverse effects can be increased when Risperidone is combined with Benperidol.
Benzocaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Benzocaine.
Benzphetamine
Risperidone may decrease the stimulatory activities of Benzphetamine.
Benzyl Alcohol
The risk or severity of adverse effects can be increased when Risperidone is combined with Benzyl alcohol.
Bepridil
Bepridil may increase the hypotensive activities of Risperidone.
Betaxolol
Betaxolol may increase the hypotensive activities of Risperidone.
Bisoprolol
Bisoprolol may increase the hypotensive activities of Risperidone.
Boceprevir
The metabolism of Risperidone can be decreased when combined with Boceprevir.
Bopindolol
Risperidone may increase the atrioventricular blocking (AV block) activities of Bopindolol.
Bortezomib
Bortezomib may increase the hypotensive activities of Risperidone.
Bosentan
The serum concentration of Risperidone can be decreased when it is combined with Bosentan.
Bosutinib
The serum concentration of Bosutinib can be increased when it is combined with Risperidone.
Bosutinib monohydrate
The serum concentration of Bosutinib can be increased when it is combined with Risperidone.
Bretylium
Bretylium may increase the hypotensive activities of Risperidone.
Brexpiprazole
The risk or severity of adverse effects can be increased when Risperidone is combined with Brexpiprazole.
Brimonidine
Brimonidine may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Bromazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Bromazepam.
Bromocriptine
Bromocriptine may increase the hypotensive activities of Risperidone.
Bromperidol
The risk or severity of adverse effects can be increased when Risperidone is combined with Bromperidol.
Brompheniramine
The risk or severity of adverse effects can be increased when Risperidone is combined with Brompheniramine.
Brotizolam
The risk or severity of adverse effects can be increased when Risperidone is combined with Brotizolam.
Bumetanide
The risk or severity of adverse effects can be increased when Bumetanide is combined with Risperidone.
Bupivacaine
Bupivacaine may increase the hypotensive activities of Risperidone.
Bupranolol
Risperidone may increase the atrioventricular blocking (AV block) activities of Bupranolol.
Buprenorphine
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Buprenorphine.
Bupropion
The metabolism of Risperidone can be decreased when combined with Bupropion.
Buspirone
The risk or severity of adverse effects can be increased when Buspirone is combined with Risperidone.
Butabarbital
The risk or severity of adverse effects can be increased when Butabarbital is combined with Risperidone.
Butalbital
The risk or severity of adverse effects can be increased when Risperidone is combined with Butalbital.
Butamben
The risk or severity of adverse effects can be increased when Risperidone is combined with Butamben.
Butobarbital
The risk or severity of adverse effects can be increased when Risperidone is combined with Butethal.
Butorphanol
The risk or severity of adverse effects can be increased when Butorphanol is combined with Risperidone.
Cabergoline
The risk or severity of adverse effects can be increased when Cabergoline is combined with Risperidone.
Canagliflozin
Canagliflozin may increase the hypotensive activities of Risperidone.
Canagliflozin Anhydrous
Canagliflozin may increase the hypotensive activities of Risperidone.
Candesartan Cilexetil
Candesartan cilexetil may increase the hypotensive activities of Risperidone.
Captopril
Captopril may increase the hypotensive activities of Risperidone.
Carbamazepine
The serum concentration of Risperidone can be decreased when it is combined with Carbamazepine.
Carbinoxamine
The risk or severity of adverse effects can be increased when Risperidone is combined with Carbinoxamine.
Carisoprodol
The risk or severity of adverse effects can be increased when Risperidone is combined with Carisoprodol.
Carteolol
Carteolol may increase the hypotensive activities of Risperidone.
Carvedilol
Carvedilol may increase the hypotensive activities of Risperidone.
Celecoxib
The metabolism of Risperidone can be decreased when combined with Celecoxib.
Celiprolol
Risperidone may increase the atrioventricular blocking (AV block) activities of Celiprolol.
Ceritinib
The serum concentration of Risperidone can be increased when it is combined with Ceritinib.
Cerivastatin
The serum concentration of Cerivastatin can be increased when it is combined with Risperidone.
Cetirizine
The risk or severity of adverse effects can be increased when Risperidone is combined with Cetirizine.
Chloral Hydrate
The risk or severity of adverse effects can be increased when Risperidone is combined with Chloral hydrate.
Chlordiazepoxide
The risk or severity of adverse effects can be increased when Chlordiazepoxide is combined with Risperidone.
Chlormethiazole
The risk or severity of adverse effects can be increased when Risperidone is combined with clomethiazole.
Chlormezanone
The risk or severity of adverse effects can be increased when Risperidone is combined with Chlormezanone.
Chloroprocaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Chloroprocaine.
Chloroquine
The metabolism of Risperidone can be decreased when combined with Chloroquine.
Chlorothiazide
Chlorothiazide may increase the hypotensive activities of Risperidone.
Chlorpheniramine
The risk or severity of adverse effects can be increased when Risperidone is combined with Chlorphenamine.
CHLORPHENIRAMINE POLISTIREX
The risk or severity of adverse effects can be increased when Risperidone is combined with Chlorphenamine.
Chlorpromazine
Chlorpromazine may increase the hypotensive activities of Risperidone.
Chlorpropamide
The therapeutic efficacy of Chlorpropamide can be decreased when used in combination with Risperidone.
Chlorprothixene
The risk or severity of adverse effects can be increased when Risperidone is combined with Chlorprothixene.
Chlorthalidone
Chlorthalidone may increase the hypotensive activities of Risperidone.
Chlorzoxazone
The risk or severity of adverse effects can be increased when Risperidone is combined with Chlorzoxazone.
Cholecalciferol
The metabolism of Risperidone can be decreased when combined with Cholecalciferol.
Cilazapril
Cilazapril may increase the hypotensive activities of Risperidone.
Cimetidine
The metabolism of Risperidone can be decreased when combined with Cimetidine.
Cinacalcet
The metabolism of Risperidone can be decreased when combined with Cinacalcet.
Ciprofloxacin
Risperidone may increase the QTc-prolonging activities of Ciprofloxacin.
Cisapride
Risperidone may increase the QTc-prolonging activities of Cisapride.
Citalopram
The metabolism of Risperidone can be decreased when combined with Citalopram.
Clarithromycin
The metabolism of Risperidone can be decreased when combined with Clarithromycin.
Clemastine
The metabolism of Risperidone can be decreased when combined with Clemastine.
Clevidipine
Clevidipine may increase the hypotensive activities of Risperidone.
Clevidipine butyrate
Clevidipine may increase the hypotensive activities of Risperidone.
Clidinium
The risk or severity of adverse effects can be increased when Risperidone is combined with Clidinium.
Clidinium bromide
The risk or severity of adverse effects can be increased when Risperidone is combined with Clidinium.
Clobazam
The metabolism of Risperidone can be decreased when combined with Clobazam.
Clofarabine
Clofarabine may increase the hypotensive activities of Risperidone.
Clomipramine
Clomipramine may increase the hypotensive activities of Risperidone.
Clonazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Clonazepam.
Clonidine
Clonidine may increase the hypotensive activities of Risperidone.
Clorazepate
The risk or severity of adverse effects can be increased when Clorazepate is combined with Risperidone.
CLORAZEPIC ACID
The risk or severity of adverse effects can be increased when Clorazepate is combined with Risperidone.
Clotrimazole
The metabolism of Risperidone can be decreased when combined with Clotrimazole.
Clozapine
Clozapine may increase the hypotensive activities of Risperidone.
Cobicistat
The serum concentration of Risperidone can be increased when it is combined with Cobicistat.
Cocaine
The metabolism of Risperidone can be decreased when combined with Cocaine.
Codeine
The risk or severity of adverse effects can be increased when Codeine is combined with Risperidone.
Codeine Anhydrous
The risk or severity of adverse effects can be increased when Codeine is combined with Risperidone.
CODEINE POLISTIREX
The risk or severity of adverse effects can be increased when Codeine is combined with Risperidone.
Conivaptan
The serum concentration of Conivaptan can be increased when it is combined with Risperidone.
Crizotinib
The metabolism of Risperidone can be decreased when combined with Crizotinib.
Cyclizine
The risk or severity of adverse effects can be increased when Risperidone is combined with Cyclizine.
Cyclobenzaprine
Cyclobenzaprine may decrease the antihypertensive activities of Risperidone.
Cyclosporine
The metabolism of Risperidone can be decreased when combined with Cyclosporine.
Cyproheptadine
The risk or severity of adverse effects can be increased when Risperidone is combined with Cyproheptadine.
Dabrafenib
The serum concentration of Risperidone can be decreased when it is combined with Dabrafenib.
Dantrolene
The risk or severity of adverse effects can be increased when Risperidone is combined with Dantrolene.
Dapagliflozin
Dapagliflozin may increase the hypotensive activities of Risperidone.
Dapiprazole
The risk or severity of adverse effects can be increased when Risperidone is combined with Dapiprazole.
Darifenacin
The metabolism of Risperidone can be decreased when combined with Darifenacin.
Darunavir
The serum concentration of Risperidone can be increased when it is combined with Darunavir.
Dasatinib
The serum concentration of Risperidone can be increased when it is combined with Dasatinib.
Dasatinib Anhydrous
The serum concentration of Risperidone can be increased when it is combined with Dasatinib.
Deferasirox
The serum concentration of Risperidone can be decreased when it is combined with Deferasirox.
Delavirdine
The metabolism of Risperidone can be decreased when combined with Delavirdine.
Desflurane
Desflurane may increase the hypotensive activities of Risperidone.
Desipramine
Desipramine may decrease the antihypertensive activities of Risperidone.
Desloratadine
The risk or severity of adverse effects can be increased when Risperidone is combined with Desloratadine.
Desvenlafaxine
The metabolism of Risperidone can be decreased when combined with Desvenlafaxine.
Deutetrabenazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Deutetrabenazine.
Dexbrompheniramine
The risk or severity of adverse effects can be increased when Risperidone is combined with Dexbrompheniramine.
Dexmedetomidine
Dexmedetomidine may increase the hypotensive activities of Risperidone.
Dextroamphetamine
Risperidone may decrease the stimulatory activities of Dextroamphetamine.
Dextromethorphan
The risk or severity of adverse effects can be increased when Dextromethorphan is combined with Risperidone.
Dextromoramide
The risk or severity of adverse effects can be increased when Risperidone is combined with Dextromoramide.
Dezocine
The risk or severity of adverse effects can be increased when Risperidone is combined with Dezocine.
Diazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Diazepam.
Dibucaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Cinchocaine.
Dichlorphenamide
Diclofenamide may increase the hypotensive activities of Risperidone.
Diethylpropion
Risperidone may decrease the stimulatory activities of Diethylpropion.
Difenoxin
The risk or severity of adverse effects can be increased when Risperidone is combined with Difenoxin.
Dihydrocodeine
The risk or severity of adverse effects can be increased when Risperidone is combined with Dihydrocodeine.
Dihydroergotamine
The risk or severity of adverse effects can be increased when Dihydroergotamine is combined with Risperidone.
Diltiazem
Diltiazem may increase the hypotensive activities of Risperidone.
Dimenhydrinate
The risk or severity of adverse effects can be increased when Risperidone is combined with Dimenhydrinate.
Dinutuximab
Dinutuximab may increase the hypotensive activities of Risperidone.
Diphenhydramine
The metabolism of Risperidone can be decreased when combined with Diphenhydramine.
Diphenoxylate
The risk or severity of adverse effects can be increased when Risperidone is combined with Diphenoxylate.
Dipyridamole
Dipyridamole may increase the hypotensive activities of Risperidone.
Disopyramide
Risperidone may increase the QTc-prolonging activities of Disopyramide.
Dofetilide
Risperidone may increase the QTc-prolonging activities of Dofetilide.
Dolasetron
Risperidone may increase the QTc-prolonging activities of Dolasetron.
Domperidone
Risperidone may increase the QTc-prolonging activities of Domperidone.
Dothiepin
Dosulepin may decrease the antihypertensive activities of Risperidone.
Doxazosin
Doxazosin may increase the hypotensive activities of Risperidone.
Doxepin
Doxepin may decrease the antihypertensive activities of Risperidone.
Doxycycline
The metabolism of Risperidone can be decreased when combined with Doxycycline.
Doxycycline Anhydrous
The metabolism of Risperidone can be decreased when combined with Doxycycline.
Doxylamine
Doxylamine may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Dronedarone
Risperidone may increase the QTc-prolonging activities of Dronedarone.
Droperidol
Droperidol may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Dulaglutide
The therapeutic efficacy of Dulaglutide can be decreased when used in combination with Risperidone.
Duloxetine
The metabolism of Risperidone can be decreased when combined with Duloxetine.
Dyclonine
The risk or severity of adverse effects can be increased when Risperidone is combined with Dyclonine.
Efavirenz
The risk or severity of adverse effects can be increased when Risperidone is combined with Efavirenz.
Eletriptan
The risk or severity of adverse effects can be increased when Eletriptan is combined with Risperidone.
Eliglustat
Risperidone may increase the QTc-prolonging activities of Eliglustat.
Empagliflozin
Empagliflozin may increase the hypotensive activities of Risperidone.
Enalapril
Enalapril may increase the hypotensive activities of Risperidone.
Enalaprilat
Enalaprilat may increase the hypotensive activities of Risperidone.
Enalaprilat Anhydrous
Enalaprilat may increase the hypotensive activities of Risperidone.
Enflurane
The risk or severity of adverse effects can be increased when Risperidone is combined with Enflurane.
Entacapone
The risk or severity of adverse effects can be increased when Risperidone is combined with Entacapone.
Enzalutamide
The serum concentration of Risperidone can be decreased when it is combined with Enzalutamide.
Eplerenone
Eplerenone may increase the hypotensive activities of Risperidone.
Epoprostenol
Epoprostenol may increase the hypotensive activities of Risperidone.
Eprosartan
Eprosartan may increase the hypotensive activities of Risperidone.
ergoloid mesylates, USP
The risk or severity of adverse effects can be increased when Ergoloid mesylate is combined with Risperidone.
Ergonovine
The risk or severity of adverse effects can be increased when Ergonovine is combined with Risperidone.
Ergotamine
The risk or severity of adverse effects can be increased when Ergotamine is combined with Risperidone.
Erythromycin
The metabolism of Risperidone can be decreased when combined with Erythromycin.
Escitalopram
The metabolism of Risperidone can be decreased when combined with Escitalopram.
Esmolol
Esmolol may increase the hypotensive activities of Risperidone.
Estazolam
The risk or severity of adverse effects can be increased when Risperidone is combined with Estazolam.
Eszopiclone
The risk or severity of adverse effects can be increased when Eszopiclone is combined with Risperidone.
Ethacrynate
The risk or severity of adverse effects can be increased when Etacrynic acid is combined with Risperidone.
Ethacrynic Acid
The risk or severity of adverse effects can be increased when Etacrynic acid is combined with Risperidone.
Ethanol
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Ethanol.
Ethchlorvynol
The risk or severity of adverse effects can be increased when Risperidone is combined with Ethchlorvynol.
Ethosuximide
The risk or severity of adverse effects can be increased when Risperidone is combined with Ethosuximide.
Ethotoin
The risk or severity of adverse effects can be increased when Risperidone is combined with Ethotoin.
Ethyl Chloride
The risk or severity of adverse effects can be increased when Risperidone is combined with Ethyl chloride.
Ethyl Loflazepate
The risk or severity of adverse effects can be increased when Risperidone is combined with Ethyl loflazepate.
Ethylmorphine
The risk or severity of adverse effects can be increased when Risperidone is combined with Ethylmorphine.
Etidocaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Etidocaine.
Etifoxine
The risk or severity of adverse effects can be increased when Risperidone is combined with Etifoxine.
Etomidate
The risk or severity of adverse effects can be increased when Risperidone is combined with Etomidate.
Exenatide
The therapeutic efficacy of Exenatide can be decreased when used in combination with Risperidone.
Ezogabine
The risk or severity of adverse effects can be increased when Risperidone is combined with Ezogabine.
Felbamate
The risk or severity of adverse effects can be increased when Risperidone is combined with Felbamate.
Felodipine
Felodipine may increase the hypotensive activities of Risperidone.
Fenoldopam
Fenoldopam may increase the hypotensive activities of Risperidone.
Fentanyl
The risk or severity of adverse effects can be increased when Risperidone is combined with Fentanyl.
Fesoterodine
The serum concentration of the active metabolites of Fesoterodine can be increased when Fesoterodine is used in combination with Risperidone.
Fexofenadine
The risk or severity of adverse effects can be increased when Risperidone is combined with Fexofenadine.
Flecainide
Risperidone may increase the QTc-prolonging activities of Flecainide.
Flibanserin
The risk or severity of adverse effects can be increased when Risperidone is combined with Flibanserin.
Fluconazole
The metabolism of Risperidone can be decreased when combined with Fluconazole.
Flunarizine
The risk or severity of adverse effects can be increased when Risperidone is combined with Flunarizine.
Flunitrazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Flunitrazepam.
Fluoxetine
The metabolism of Risperidone can be decreased when combined with Fluoxetine.
Flupenthixol
Risperidone may increase the QTc-prolonging activities of Flupentixol.
Fluphenazine
The risk or severity of adverse effects can be increased when Fluphenazine is combined with Risperidone.
Flurazepam
The risk or severity of adverse effects can be increased when Flurazepam is combined with Risperidone.
Fluspirilene
The risk or severity of adverse effects can be increased when Risperidone is combined with Fluspirilene.
Fluticasone propionate
The risk or severity of adverse effects can be increased when Risperidone is combined with Fluticasone propionate.
Fluvastatin
The serum concentration of Fluvastatin can be increased when it is combined with Risperidone.
Fluvoxamine
The metabolism of Risperidone can be decreased when combined with Fluvoxamine.
Fosamprenavir
The metabolism of Risperidone can be decreased when combined with Fosamprenavir.
Fosaprepitant
The serum concentration of Risperidone can be increased when it is combined with Fosaprepitant.
Fosinopril
Fosinopril may increase the hypotensive activities of Risperidone.
Fosphenytoin
The metabolism of Risperidone can be increased when combined with Fosphenytoin.
Fospropofol
The risk or severity of adverse effects can be increased when Risperidone is combined with Fospropofol.
Frovatriptan
The risk or severity of adverse effects can be increased when Frovatriptan is combined with Risperidone.
Furosemide
The risk or severity of adverse effects can be increased when Furosemide is combined with Risperidone.
Fusidate
The serum concentration of Risperidone can be increased when it is combined with Fusidic Acid.
Fusidic Acid
The serum concentration of Risperidone can be increased when it is combined with Fusidic Acid.
Gabapentin
The risk or severity of adverse effects can be increased when Risperidone is combined with Gabapentin.
Gabapentin Enacarbil
The risk or severity of adverse effects can be increased when Risperidone is combined with Gabapentin Enacarbil.
Gadobenate
Risperidone may increase the QTc-prolonging activities of Gadobenic acid.
Gemifloxacin
Risperidone may increase the QTc-prolonging activities of Gemifloxacin.
Gemifloxacin Mesylate
Risperidone may increase the QTc-prolonging activities of Gemifloxacin.
Glibornuride
The therapeutic efficacy of Glibornuride can be decreased when used in combination with Risperidone.
Gliclazide
The therapeutic efficacy of Gliclazide can be decreased when used in combination with Risperidone.
Glimepiride
The therapeutic efficacy of Glimepiride can be decreased when used in combination with Risperidone.
Glipizide
The therapeutic efficacy of Glipizide can be decreased when used in combination with Risperidone.
Gliquidone
The therapeutic efficacy of Gliquidone can be decreased when used in combination with Risperidone.
Glutethimide
The risk or severity of adverse effects can be increased when Risperidone is combined with Glutethimide.
Glyburide
The therapeutic efficacy of Glyburide can be decreased when used in combination with Risperidone.
Goserelin
Risperidone may increase the QTc-prolonging activities of Goserelin.
Granisetron
Risperidone may increase the QTc-prolonging activities of Granisetron.
Guanfacine
Guanfacine may increase the hypotensive activities of Risperidone.
Halazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Halazepam.
Haloperidol
The metabolism of Risperidone can be decreased when combined with Haloperidol.
Halothane
Halothane may increase the hypotensive activities of Risperidone.
Heroin
The risk or severity of adverse effects can be increased when Risperidone is combined with Heroin.
Hexobarbital
The risk or severity of adverse effects can be increased when Risperidone is combined with Hexobarbital.
Hydralazine
Hydralazine may increase the hypotensive activities of Risperidone.
Hydrochlorothiazide
Hydrochlorothiazide may increase the hypotensive activities of Risperidone.
Hydrocodone
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Hydrocodone.
HYDROCODONE POLISTIREX
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Hydrocodone.
Hydroflumethiazide
Hydroflumethiazide may increase the hypotensive activities of Risperidone.
Hydromorphone
The risk or severity of adverse effects can be increased when Hydromorphone is combined with Risperidone.
Hydroxyzine
Hydroxyzine may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Hypoxis hemerocallidea root extract
The serum concentration of Risperidone can be decreased when it is combined with St. John's Wort.
Ibrutinib
The serum concentration of Ibrutinib can be increased when it is combined with Risperidone.
Ibutilide
Risperidone may increase the QTc-prolonging activities of Ibutilide.
Idelalisib
The metabolism of Risperidone can be decreased when combined with Idelalisib.
Iloperidone
Risperidone may increase the QTc-prolonging activities of Iloperidone.
Iloprost
Iloprost may increase the hypotensive activities of Risperidone.
Imatinib
The metabolism of Risperidone can be decreased when combined with Imatinib.
Imidapril
Imidapril may increase the hypotensive activities of Risperidone.
Imipramine
Imipramine may increase the hypotensive activities of Risperidone.
Indapamide
Indapamide may increase the hypotensive activities of Risperidone.
Indinavir
The metabolism of Risperidone can be decreased when combined with Indinavir.
INDINAVIR ANHYDROUS
The metabolism of Risperidone can be decreased when combined with Indinavir.
Indoramin
Indoramin may increase the hypotensive activities of Risperidone.
Insulin Detemir
The therapeutic efficacy of Insulin Detemir can be decreased when used in combination with Risperidone.
Insulin Glargine
The therapeutic efficacy of Insulin Glargine can be decreased when used in combination with Risperidone.
insulin human, rDNA origin
The therapeutic efficacy of Insulin Human can be decreased when used in combination with Risperidone.
Insulin Lispro
The therapeutic efficacy of Insulin Lispro can be decreased when used in combination with Risperidone.
Insulin, Aspart Protamine, Human
The therapeutic efficacy of Insulin Aspart can be decreased when used in combination with Risperidone.
Insulin, Aspart, Human
The therapeutic efficacy of Insulin Aspart can be decreased when used in combination with Risperidone.
Insulin, Glulisine, Human
The therapeutic efficacy of Insulin Glulisine can be decreased when used in combination with Risperidone.
Insulin, Pork
The therapeutic efficacy of Insulin Pork can be decreased when used in combination with Risperidone.
Insulin, Protamine Lispro, Human
The therapeutic efficacy of Insulin Lispro can be decreased when used in combination with Risperidone.
Insulin, Regular, Pork
The therapeutic efficacy of Insulin Pork can be decreased when used in combination with Risperidone.
Irbesartan
Irbesartan may increase the hypotensive activities of Risperidone.
Isavuconazole
The serum concentration of Risperidone can be increased when it is combined with Isavuconazole.
Isavuconazonium
The metabolism of Risperidone can be decreased when combined with Isavuconazonium.
Isocarboxazid
The therapeutic efficacy of Risperidone can be increased when used in combination with Isocarboxazid.
Isoflurane
Isoflurane may increase the hypotensive activities of Risperidone.
Isoniazid
The metabolism of Risperidone can be decreased when combined with Isoniazid.
Isosorbide Dinitrate
Isosorbide Dinitrate may increase the hypotensive activities of Risperidone.
Isosorbide Mononitrate
Isosorbide Mononitrate may increase the hypotensive activities of Risperidone.
Isoxsuprine
Isoxsuprine may increase the hypotensive activities of Risperidone.
Isradipine
Isradipine may increase the hypotensive activities of Risperidone.
Itraconazole
The metabolism of Risperidone can be decreased when combined with Itraconazole.
Ivacaftor
The serum concentration of Risperidone can be increased when it is combined with Ivacaftor.
Ketamine
The risk or severity of adverse effects can be increased when Risperidone is combined with Ketamine.
Ketazolam
The risk or severity of adverse effects can be increased when Risperidone is combined with Ketazolam.
Ketoconazole
The metabolism of Risperidone can be decreased when combined with Ketoconazole.
Labetalol
Labetalol may increase the hypotensive activities of Risperidone.
Lacidipine
Lacidipine may increase the hypotensive activities of Risperidone.
Lamotrigine
The risk or severity of adverse effects can be increased when Risperidone is combined with Lamotrigine.
Lenvatinib
Risperidone may increase the QTc-prolonging activities of Lenvatinib.
Lenvatinib Mesylate
Risperidone may increase the QTc-prolonging activities of Lenvatinib.
Lercanidipine
Lercanidipine may increase the hypotensive activities of Risperidone.
Leuprolide
Risperidone may increase the QTc-prolonging activities of Leuprolide.
Levetiracetam
The risk or severity of adverse effects can be increased when Risperidone is combined with Levetiracetam.
Levobunolol
Levobunolol may increase the hypotensive activities of Risperidone.
Levobupivacaine
Levobupivacaine may increase the hypotensive activities of Risperidone.
Levocabastine
The risk or severity of adverse effects can be increased when Risperidone is combined with Levocabastine.
Levocetirizine
The risk or severity of adverse effects can be increased when Risperidone is combined with Levocetirizine.
Levodopa
Levodopa may increase the hypotensive activities of Risperidone.
Levofloxacin
Risperidone may increase the QTc-prolonging activities of Levofloxacin.
Levofloxacin Anhydrous
Risperidone may increase the QTc-prolonging activities of Levofloxacin.
Levomethadyl
The risk or severity of adverse effects can be increased when Risperidone is combined with Levomethadyl Acetate.
Levomilnacipran
The metabolism of Risperidone can be decreased when combined with Levomilnacipran.
Levorphanol
The risk or severity of adverse effects can be increased when Risperidone is combined with Levorphanol.
Levosimendan
Levosimendan may increase the hypotensive activities of Risperidone.
Lidocaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Lidocaine.
Linagliptin
The therapeutic efficacy of Linagliptin can be decreased when used in combination with Risperidone.
Linezolid
The risk or severity of adverse effects can be increased when Linezolid is combined with Risperidone.
Liraglutide
The therapeutic efficacy of Liraglutide can be decreased when used in combination with Risperidone.
Lisdexamfetamine
Risperidone may decrease the stimulatory activities of Lisdexamfetamine.
Lisdexamfetamine Dimesylate
Risperidone may decrease the stimulatory activities of Lisdexamfetamine.
Lisinopril
Lisinopril may increase the hypotensive activities of Risperidone.
Lisinopril Anhydrous
Lisinopril may increase the hypotensive activities of Risperidone.
Lisuride
The risk or severity of adverse effects can be increased when Lisuride is combined with Risperidone.
Lithium
Lithium may increase the neurotoxic activities of Risperidone.
Lithium Cation
Lithium may increase the neurotoxic activities of Risperidone.
Lofexidine
Lofexidine may increase the hypotensive activities of Risperidone.
Lopinavir
The metabolism of Risperidone can be decreased when combined with Lopinavir.
Loratadine
The risk or severity of adverse effects can be increased when Risperidone is combined with Loratadine.
Lorazepam
The risk or severity of adverse effects can be increased when Lorazepam is combined with Risperidone.
Lorcaserin
The metabolism of Risperidone can be decreased when combined with Lorcaserin.
Lormetazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Lormetazepam.
Losartan
Losartan may increase the hypotensive activities of Risperidone.
Lovastatin
The serum concentration of Lovastatin can be increased when it is combined with Risperidone.
Loxapine
The risk or severity of adverse effects can be increased when Loxapine is combined with Risperidone.
Luliconazole
The serum concentration of Risperidone can be increased when it is combined with Luliconazole.
Lumacaftor
The metabolism of Risperidone can be increased when combined with Lumacaftor.
Lumefantrine
Risperidone may increase the QTc-prolonging activities of Lumefantrine.
Lurasidone
The risk or severity of adverse effects can be increased when Risperidone is combined with Lurasidone.
Magnesium Sulfate
The therapeutic efficacy of Risperidone can be increased when used in combination with Magnesium sulfate.
MAGNESIUM SULFATE ANHYDROUS
The therapeutic efficacy of Risperidone can be increased when used in combination with Magnesium sulfate.
Manidipine
The metabolism of Risperidone can be decreased when combined with Manidipine.
Mannitol
Mannitol may increase the hypotensive activities of Risperidone.
Maprotiline
The risk or severity of adverse effects can be increased when Risperidone is combined with Maprotiline.
Mecamylamine
Mecamylamine may increase the hypotensive activities of Risperidone.
Meclizine
The risk or severity of adverse effects can be increased when Risperidone is combined with Meclizine.
Melatonin
The risk or severity of adverse effects can be increased when Risperidone is combined with Melatonin.
Meperidine
The risk or severity of adverse effects can be increased when Pethidine is combined with Risperidone.
Mephentermine
Risperidone may decrease the stimulatory activities of Mephentermine.
Mephobarbital
The risk or severity of adverse effects can be increased when Risperidone is combined with Methylphenobarbital.
Mepirodipine
Barnidipine may increase the hypotensive activities of Risperidone.
Mepivacaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Mepivacaine.
Meprobamate
The risk or severity of adverse effects can be increased when Meprobamate is combined with Risperidone.
Mequitazine
Risperidone may increase the arrhythmogenic activities of Mequitazine.
Mesoridazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Mesoridazine.
Metaxalone
The risk or severity of adverse effects can be increased when Risperidone is combined with Metaxalone.
Metergoline
The risk or severity of adverse effects can be increased when Metergoline is combined with Risperidone.
Metformin
The therapeutic efficacy of Metformin can be decreased when used in combination with Risperidone.
Methadone
The metabolism of Risperidone can be decreased when combined with Methadone.
Methadyl Acetate
The risk or severity of adverse effects can be increased when Risperidone is combined with Methadyl Acetate.
Methamphetamine
Risperidone may decrease the stimulatory activities of Methamphetamine.
Methapyrilene
The risk or severity of adverse effects can be increased when Risperidone is combined with Methapyrilene.
Methaqualone
The risk or severity of adverse effects can be increased when Risperidone is combined with Methaqualone.
Methazolamide
Methazolamide may increase the hypotensive activities of Risperidone.
Methocarbamol
The risk or severity of adverse effects can be increased when Risperidone is combined with Methocarbamol.
Methohexital
The risk or severity of adverse effects can be increased when Methohexital is combined with Risperidone.
Methotrimeprazine
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Methotrimeprazine.
Methoxyflurane
The risk or severity of adverse effects can be increased when Risperidone is combined with Methoxyflurane.
Methsuximide
The risk or severity of adverse effects can be increased when Risperidone is combined with Methsuximide.
Methyclothiazide
Methyclothiazide may increase the hypotensive activities of Risperidone.
Methyldopa
Methyldopa may increase the hypotensive activities of Risperidone.
METHYLDOPA ANHYDROUS
Methyldopa may increase the hypotensive activities of Risperidone.
Methylergonovine
The risk or severity of adverse effects can be increased when Methylergometrine is combined with Risperidone.
Methylphenidate
The risk or severity of adverse effects can be increased when Risperidone is combined with Methylphenidate.
Methysergide
The risk or severity of adverse effects can be increased when Methysergide is combined with Risperidone.
Metipranolol
Metipranolol may increase the hypotensive activities of Risperidone.
Metoclopramide
The risk or severity of adverse effects can be increased when Metoclopramide is combined with Risperidone.
Metolazone
Metolazone may increase the hypotensive activities of Risperidone.
Metoprolol
The serum concentration of Metoprolol can be increased when it is combined with Risperidone.
Metylperon
The risk or severity of adverse effects can be increased when Risperidone is combined with Melperone.
Metyrosine
Risperidone may increase the sedative activities of Metyrosine.
Mianserin
The therapeutic efficacy of Risperidone can be decreased when used in combination with Mianserin.
Midazolam
The risk or severity of adverse effects can be increased when Midazolam is combined with Risperidone.
Midostaurin
The metabolism of Risperidone can be decreased when combined with Midostaurin.
Mifepristone
The serum concentration of Risperidone can be increased when it is combined with Mifepristone.
Miglitol
The therapeutic efficacy of Miglitol can be decreased when used in combination with Risperidone.
Miglustat
The therapeutic efficacy of Miglustat can be decreased when used in combination with Risperidone.
Milnacipran
The metabolism of Risperidone can be decreased when combined with Milnacipran.
Minocycline
Minocycline may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Minoxidil
Minoxidil may increase the hypotensive activities of Risperidone.
Mirabegron
The metabolism of Risperidone can be decreased when combined with Mirabegron.
Mirtazapine
Mirtazapine may decrease the antihypertensive activities of Risperidone.
Mitotane
The serum concentration of Risperidone can be decreased when it is combined with Mitotane.
Moclobemide
The risk or severity of adverse effects can be increased when Moclobemide is combined with Risperidone.
Moexipril
Moexipril may increase the hypotensive activities of Risperidone.
Molindone
The risk or severity of adverse effects can be increased when Risperidone is combined with Molindone.
Morphine
Morphine may increase the hypotensive activities of Risperidone.
Moxifloxacin
Risperidone may increase the QTc-prolonging activities of Moxifloxacin.
Moxonidine
Moxonidine may increase the hypotensive activities of Risperidone.
Nabilone
Nabilone may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Nadolol
Nadolol may increase the hypotensive activities of Risperidone.
Nalbuphine
The risk or severity of adverse effects can be increased when Risperidone is combined with Nalbuphine.
Naratriptan
The risk or severity of adverse effects can be increased when Naratriptan is combined with Risperidone.
Nateglinide
The therapeutic efficacy of Nateglinide can be decreased when used in combination with Risperidone.
Nebivolol
Nebivolol may increase the hypotensive activities of Risperidone.
Nefazodone
The metabolism of Risperidone can be decreased when combined with Nefazodone.
Nelfinavir
The metabolism of Risperidone can be decreased when combined with Nelfinavir.
Nesiritide
Nesiritide may increase the hypotensive activities of Risperidone.
Netupitant
The serum concentration of Risperidone can be increased when it is combined with Netupitant.
Nevirapine
The metabolism of Risperidone can be increased when combined with Nevirapine.
Nicardipine
Nicardipine may increase the hypotensive activities of Risperidone.
Nicergoline
The risk or severity of adverse effects can be increased when Nicergoline is combined with Risperidone.
Nifedipine
Nifedipine may increase the hypotensive activities of Risperidone.
Nilotinib
Risperidone may increase the QTc-prolonging activities of Nilotinib.
Nilvadipine
Nilvadipine may increase the hypotensive activities of Risperidone.
Nimodipine
Nimodipine may increase the hypotensive activities of Risperidone.
Nisoldipine
Nisoldipine may increase the hypotensive activities of Risperidone.
Nitrazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Nitrazepam.
Nitrendipine
Nitrendipine may increase the hypotensive activities of Risperidone.
Nitric Oxide
Nitric Oxide may increase the hypotensive activities of Risperidone.
Nitroglycerin
Nitroglycerin may increase the hypotensive activities of Risperidone.
Nitroprusside
Nitroprusside may increase the hypotensive activities of Risperidone.
Nitrous Oxide
The risk or severity of adverse effects can be increased when Risperidone is combined with Nitrous oxide.
Norflurane
The risk or severity of adverse effects can be increased when Risperidone is combined with Norflurane.
Normethadone
The risk or severity of adverse effects can be increased when Risperidone is combined with Normethadone.
Nortriptyline
Nortriptyline may decrease the antihypertensive activities of Risperidone.
Obinutuzumab
Obinutuzumab may increase the hypotensive activities of Risperidone.
Ofloxacin
Risperidone may increase the QTc-prolonging activities of Ofloxacin.
Olanzapine
The risk or severity of adverse effects can be increased when Olanzapine is combined with Risperidone.
Olaparib
The metabolism of Risperidone can be decreased when combined with Olaparib.
Olmesartan
Olmesartan may increase the hypotensive activities of Risperidone.
Olopatadine
The risk or severity of adverse effects can be increased when Risperidone is combined with Olopatadine.
Ondansetron
The risk or severity of adverse effects can be increased when Risperidone is combined with Ondansetron.
Opipramol
Opipramol may decrease the antihypertensive activities of Risperidone.
Opium
The risk or severity of adverse effects can be increased when Risperidone is combined with Opium.
Orphenadrine
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Orphenadrine.
Osimertinib
The serum concentration of Risperidone can be increased when it is combined with Osimertinib.
Oxazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Oxazepam.
Oxprenolol
Oxprenolol may increase the hypotensive activities of Risperidone.
Oxycodone
The risk or severity of adverse effects can be increased when Oxycodone is combined with Risperidone.
Oxymorphone
The risk or severity of adverse effects can be increased when Risperidone is combined with Oxymorphone.
p-Hydroxyamphetamine
Risperidone may decrease the stimulatory activities of Hydroxyamphetamine.
Paclitaxel
Paclitaxel may increase the hypotensive activities of Risperidone.
Palbociclib
The serum concentration of Risperidone can be increased when it is combined with Palbociclib.
Paliperidone
The risk or severity of adverse effects can be increased when Risperidone is combined with Paliperidone.
Panobinostat
The serum concentration of Risperidone can be increased when it is combined with Panobinostat.
Papaverine
Papaverine may increase the hypotensive activities of Risperidone.
Paraldehyde
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Paraldehyde.
Paregoric
Morphine may increase the hypotensive activities of Risperidone.
Paroxetine
The metabolism of Risperidone can be decreased when combined with Paroxetine.
Pazopanib
Risperidone may increase the QTc-prolonging activities of Pazopanib.
Peginterferon Alfa-2b
The serum concentration of Risperidone can be decreased when it is combined with Peginterferon alfa-2b.
Penbutolol
Penbutolol may increase the hypotensive activities of Risperidone.
Pentamidine
Risperidone may increase the QTc-prolonging activities of Pentamidine.
Pentazocine
The risk or severity of adverse effects can be increased when Pentazocine is combined with Risperidone.
Pentobarbital
The metabolism of Risperidone can be increased when combined with Pentobarbital.
Perampanel
Perampanel may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Perazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Perazine.
Perflutren
Risperidone may increase the QTc-prolonging activities of Perflutren.
Pergolide
The risk or severity of adverse effects can be increased when Pergolide is combined with Risperidone.
Perindopril
Perindopril may increase the hypotensive activities of Risperidone.
Perphenazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Perphenazine.
Phenelzine
Phenelzine may increase the hypotensive activities of Risperidone.
Phenformin
The therapeutic efficacy of Phenformin can be decreased when used in combination with Risperidone.
Phenobarbital
The metabolism of Risperidone can be increased when combined with Phenobarbital.
Phenoxybenzamine
Phenoxybenzamine may increase the hypotensive activities of Risperidone.
Phenoxyethanol
The risk or severity of adverse effects can be increased when Risperidone is combined with Phenoxyethanol.
Phentermine
Risperidone may decrease the stimulatory activities of Phentermine.
PHENTERMINE RESIN
Risperidone may decrease the stimulatory activities of Phentermine.
Phentolamine
Phentolamine may increase the hypotensive activities of Risperidone.
Phentolamine Mesylate
Phentolamine may increase the hypotensive activities of Risperidone.
Phenytoin
The metabolism of Risperidone can be increased when combined with Phenytoin.
Pimozide
Risperidone may increase the QTc-prolonging activities of Pimozide.
Pindolol
Pindolol may increase the hypotensive activities of Risperidone.
Pioglitazone
The therapeutic efficacy of Pioglitazone can be decreased when used in combination with Risperidone.
Pipamperone
Pipamperone may increase the hypotensive activities of Risperidone.
Pipothiazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Pipotiazine.
Piretanide
The risk or severity of adverse effects can be increased when Piretanide is combined with Risperidone.
Piribedil
The therapeutic efficacy of Piribedil can be decreased when used in combination with Risperidone.
Pirinitramide
The risk or severity of adverse effects can be increased when Risperidone is combined with Piritramide.
Pitavastatin
The serum concentration of Pitavastatin can be increased when it is combined with Risperidone.
Pizotyline
The risk or severity of adverse effects can be increased when Risperidone is combined with Pizotifen.
Pomalidomide
The risk or severity of adverse effects can be increased when Risperidone is combined with Pomalidomide.
Posaconazole
The metabolism of Risperidone can be decreased when combined with Posaconazole.
Practolol
Risperidone may increase the atrioventricular blocking (AV block) activities of Practolol.
Pramipexole
Risperidone may increase the sedative activities of Pramipexole.
Pramlintide
The therapeutic efficacy of Pramlintide can be decreased when used in combination with Risperidone.
Pramoxine
The risk or severity of adverse effects can be increased when Risperidone is combined with Pramocaine.
Pravastatin
The serum concentration of Pravastatin can be increased when it is combined with Risperidone.
Prazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Prazepam.
Prazosin
Prazosin may increase the hypotensive activities of Risperidone.
Pregabalin
The therapeutic efficacy of Risperidone can be increased when used in combination with Pregabalin.
Prilocaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Prilocaine.
Primaquine
Risperidone may increase the QTc-prolonging activities of Primaquine.
Primidone
The metabolism of Risperidone can be increased when combined with Primidone.
Procainamide
Risperidone may increase the QTc-prolonging activities of Procainamide.
Procaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Procaine.
Procarbazine
The risk or severity of adverse effects can be increased when Procarbazine is combined with Risperidone.
Prochlorperazine
The risk or severity of adverse effects can be increased when Prochlorperazine is combined with Risperidone.
Promazine
The metabolism of Risperidone can be decreased when combined with Promazine.
Promethazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Promethazine.
Propafenone
Risperidone may increase the QTc-prolonging activities of Propafenone.
Proparacaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Proparacaine.
Propofol
Propofol may increase the hypotensive activities of Risperidone.
Propoxyphene
The risk or severity of adverse effects can be increased when Risperidone is combined with Dextropropoxyphene.
Propranolol
Propranolol may increase the hypotensive activities of Risperidone.
Protriptyline
Protriptyline may decrease the antihypertensive activities of Risperidone.
Pseudoephedrine
Risperidone may decrease the stimulatory activities of Pseudoephedrine.
Quazepam
The risk or severity of adverse effects can be increased when Risperidone is combined with Quazepam.
Quetiapine
Quetiapine may increase the hypotensive activities of Risperidone.
Quetiapine fumarate
Quetiapine may increase the hypotensive activities of Risperidone.
Quinagolide
The therapeutic efficacy of Quinagolide can be decreased when used in combination with Risperidone.
Quinapril
Quinapril may increase the hypotensive activities of Risperidone.
Quinidine
The metabolism of Risperidone can be decreased when combined with Quinidine.
Quinine
Risperidone may increase the QTc-prolonging activities of Quinine.
Ramelteon
The risk or severity of adverse effects can be increased when Risperidone is combined with Ramelteon.
Ramipril
Ramipril may increase the hypotensive activities of Risperidone.
Ranolazine
The metabolism of Risperidone can be decreased when combined with Ranolazine.
Rasagiline
Rasagiline may increase the hypotensive activities of Risperidone.
Regular Insulin, Human
The therapeutic efficacy of Insulin Human can be decreased when used in combination with Risperidone.
Remifentanil
Remifentanil may increase the hypotensive activities of Risperidone.
Remoxipride
The risk or severity of adverse effects can be increased when Risperidone is combined with Remoxipride.
Repaglinide
The therapeutic efficacy of Repaglinide can be decreased when used in combination with Risperidone.
Reserpine
Reserpine may increase the hypotensive activities of Risperidone.
Rifabutin
The metabolism of Risperidone can be increased when combined with Rifabutin.
Rifampin
The metabolism of Risperidone can be increased when combined with Rifampicin.
Rifapentine
The metabolism of Risperidone can be increased when combined with Rifapentine.
Rilpivirine
The serum concentration of Rilpivirine can be increased when it is combined with Risperidone.
Riociguat
Riociguat may increase the hypotensive activities of Risperidone.
Ritonavir
The metabolism of Risperidone can be decreased when combined with Ritonavir.
Rizatriptan
The risk or severity of adverse effects can be increased when Rizatriptan is combined with Risperidone.
Rolapitant
The metabolism of Risperidone can be decreased when combined with Rolapitant.
Ropinirole
Risperidone may increase the sedative activities of Ropinirole.
Ropivacaine
Ropivacaine may increase the hypotensive activities of Risperidone.
Rosiglitazone
The therapeutic efficacy of Rosiglitazone can be decreased when used in combination with Risperidone.
Rosuvastatin
The serum concentration of Rosuvastatin can be increased when it is combined with Risperidone.
Rotigotine
Risperidone may increase the sedative activities of Rotigotine.
Rucaparib
The metabolism of Risperidone can be decreased when combined with Rucaparib.
Rufinamide
The risk or severity of adverse effects can be increased when Rufinamide is combined with Risperidone.
Sacubitril
Sacubitril may increase the hypotensive activities of Risperidone.
Saquinavir
The metabolism of Risperidone can be decreased when combined with Saquinavir.
Saquinavir Mesylate
The metabolism of Risperidone can be decreased when combined with Saquinavir.
Sarilumab
The therapeutic efficacy of Risperidone can be decreased when used in combination with Sarilumab.
Saxagliptin
The therapeutic efficacy of Saxagliptin can be decreased when used in combination with Risperidone.
Saxagliptin Anhydrous
The therapeutic efficacy of Saxagliptin can be decreased when used in combination with Risperidone.
Scopolamine
The risk or severity of adverse effects can be increased when Risperidone is combined with Scopolamine.
Scopolamine Hydrobromide
The risk or severity of adverse effects can be increased when Risperidone is combined with Scopolamine.
Secobarbital
The risk or severity of adverse effects can be increased when Secobarbital is combined with Risperidone.
Selegiline
Selegiline may increase the hypotensive activities of Risperidone.
Sertindole
The risk or severity of adverse effects can be increased when Risperidone is combined with Sertindole.
Sertraline
The metabolism of Risperidone can be decreased when combined with Sertraline.
Sevoflurane
Sevoflurane may increase the hypotensive activities of Risperidone.
Sildenafil
The metabolism of Risperidone can be decreased when combined with Sildenafil.
Siltuximab
The serum concentration of Risperidone can be decreased when it is combined with Siltuximab.
Simeprevir
The serum concentration of Risperidone can be increased when it is combined with Simeprevir.
Simvastatin
The serum concentration of Simvastatin can be increased when it is combined with Risperidone.
Sitagliptin
The therapeutic efficacy of Sitagliptin can be decreased when used in combination with Risperidone.
Sitagliptin Phosphate
The therapeutic efficacy of Sitagliptin can be decreased when used in combination with Risperidone.
Sodium Oxybate
Sodium oxybate may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Sotalol
Sotalol may increase the hypotensive activities of Risperidone.
Spironolactone
Spironolactone may increase the hypotensive activities of Risperidone.
ST. JOHN'S WORT EXTRACT
The serum concentration of Risperidone can be decreased when it is combined with St. John's Wort.
Streptokinase
Streptokinase may increase the hypotensive activities of Risperidone.
Sufentanil
Sufentanil may increase the hypotensive activities of Risperidone.
Sulfisoxazole
The metabolism of Risperidone can be decreased when combined with Sulfisoxazole.
Sulpiride
Risperidone may increase the antipsychotic activities of Sulpiride.
Sumatriptan
The risk or severity of adverse effects can be increased when Sumatriptan is combined with Risperidone.
Sumatriptan Succinate
The risk or severity of adverse effects can be increased when Sumatriptan is combined with Risperidone.
Suvorexant
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Suvorexant.
Talinolol
Risperidone may increase the atrioventricular blocking (AV block) activities of Talinolol.
Tamsulosin
Tamsulosin may increase the hypotensive activities of Risperidone.
Tapentadol
Tapentadol may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Tasimelteon
The risk or severity of adverse effects can be increased when Risperidone is combined with Tasimelteon.
Tedizolid
The risk or severity of adverse effects can be increased when Tedizolid Phosphate is combined with Risperidone.
Tedizolid Phosphate
The risk or severity of adverse effects can be increased when Tedizolid Phosphate is combined with Risperidone.
Telaprevir
The metabolism of Risperidone can be decreased when combined with Telaprevir.
Telavancin
Risperidone may increase the QTc-prolonging activities of Telavancin.
Telithromycin
The metabolism of Risperidone can be decreased when combined with Telithromycin.
Telmisartan
Telmisartan may increase the hypotensive activities of Risperidone.
Temazepam
The risk or severity of adverse effects can be increased when Temazepam is combined with Risperidone.
Terazosin
Terazosin may increase the hypotensive activities of Risperidone.
Terbinafine
The metabolism of Risperidone can be decreased when combined with Terbinafine.
Tetrabenazine
The risk or severity of adverse effects can be increased when Tetrabenazine is combined with Risperidone.
Tetracaine
The risk or severity of adverse effects can be increased when Risperidone is combined with Tetracaine.
Tetracaine hydrochloride
The risk or severity of adverse effects can be increased when Risperidone is combined with Tetracaine.
Tetrahydrocannabinol
Dronabinol may increase the central nervous system depressant (CNS depressant) activities of Risperidone.
Thalidomide
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Thalidomide.
Thiamylal
The risk or severity of adverse effects can be increased when Risperidone is combined with Thiamylal.
Thiopental
The risk or severity of adverse effects can be increased when Risperidone is combined with Thiopental.
Thiopental Sodium
The risk or severity of adverse effects can be increased when Risperidone is combined with Thiopental.
Thioridazine
The serum concentration of Thioridazine can be increased when it is combined with Risperidone.
Thiothixene
The risk or severity of adverse effects can be increased when Risperidone is combined with Thiothixene.
Tiagabine
The risk or severity of adverse effects can be increased when Risperidone is combined with Tiagabine.
Tianeptine
Tianeptine may decrease the antihypertensive activities of Risperidone.
Tiapride
The risk or severity of adverse effects can be increased when Risperidone is combined with Tiapride.
Ticlopidine
The metabolism of Risperidone can be decreased when combined with Ticlopidine.
Timolol
Timolol may increase the hypotensive activities of Risperidone.
Timolol Anhydrous
Timolol may increase the hypotensive activities of Risperidone.
Tipranavir
The metabolism of Risperidone can be decreased when combined with Tipranavir.
Tizanidine
Tizanidine may increase the hypotensive activities of Risperidone.
Tocilizumab
The serum concentration of Risperidone can be decreased when it is combined with Tocilizumab.
Tolazamide
The therapeutic efficacy of Tolazamide can be decreased when used in combination with Risperidone.
Tolazoline
Tolazoline may increase the hypotensive activities of Risperidone.
Tolbutamide
The therapeutic efficacy of Tolbutamide can be decreased when used in combination with Risperidone.
Tolcapone
Tolcapone may increase the hypotensive activities of Risperidone.
Tolvaptan
The serum concentration of Tolvaptan can be increased when it is combined with Risperidone.
Topiramate
The risk or severity of adverse effects can be increased when Risperidone is combined with Topiramate.
Toremifene
Risperidone may increase the QTc-prolonging activities of Toremifene.
Torsemide
The risk or severity of adverse effects can be increased when Torasemide is combined with Risperidone.
Tramadol
The risk or severity of adverse effects can be increased when Tramadol is combined with Risperidone.
Trandolapril
Trandolapril may increase the hypotensive activities of Risperidone.
Tranylcypromine
Tranylcypromine may increase the hypotensive activities of Risperidone.
Trazodone
The risk or severity of adverse effects can be increased when Risperidone is combined with Trazodone.
Tretinoin
Tretinoin may increase the hypotensive activities of Risperidone.
Triamterene
Triamterene may increase the hypotensive activities of Risperidone.
Triazolam
The risk or severity of adverse effects can be increased when Risperidone is combined with Triazolam.
Triazulenone
The risk or severity of adverse effects can be increased when Risperidone is combined with Loprazolam.
Trifluoperazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Trifluoperazine.
Triflupromazine
The risk or severity of adverse effects can be increased when Risperidone is combined with Triflupromazine.
Trimipramine
Trimipramine may decrease the antihypertensive activities of Risperidone.
Triprolidine
The risk or severity of adverse effects can be increased when Risperidone is combined with Triprolidine.
Troglitazone
The therapeutic efficacy of Troglitazone can be decreased when used in combination with Risperidone.
Tryptophan
L-Tryptophan may increase the serotonergic activities of Risperidone.
Urethane
The risk or severity of adverse effects can be increased when Risperidone is combined with Ethyl carbamate.
Valproate
The risk or severity of adverse effects can be increased when Valproic Acid is combined with Risperidone.
Valproic Acid
The risk or severity of adverse effects can be increased when Valproic Acid is combined with Risperidone.
Valsartan
Valsartan may increase the hypotensive activities of Risperidone.
Vandetanib
Risperidone may increase the QTc-prolonging activities of Vandetanib.
Vemurafenib
The risk or severity of QTc prolongation can be increased when Vemurafenib is combined with Risperidone.
Venlafaxine
The metabolism of Risperidone can be decreased when combined with Venlafaxine.
Verapamil
The serum concentration of Risperidone can be increased when it is combined with Verapamil.
Vigabatrin
The risk or severity of adverse effects can be increased when Risperidone is combined with Vigabatrin.
Vilazodone
The risk or severity of adverse effects can be increased when Vilazodone is combined with Risperidone.
Vildagliptin
The therapeutic efficacy of Vildagliptin can be decreased when used in combination with Risperidone.
Voriconazole
The metabolism of Risperidone can be decreased when combined with Voriconazole.
Vortioxetine
The risk or severity of adverse effects can be increased when Risperidone is combined with Vortioxetine.
Zaleplon
The risk or severity of adverse effects can be increased when Risperidone is combined with Zaleplon.
Ziconotide
The risk or severity of adverse effects can be increased when Risperidone is combined with Ziconotide.
Ziprasidone
Risperidone may increase the QTc-prolonging activities of Ziprasidone.
Zolmitriptan
The risk or severity of adverse effects can be increased when Zolmitriptan is combined with Risperidone.
Zolpidem
Risperidone may increase the central nervous system depressant (CNS depressant) activities of Zolpidem.
Zonisamide
The risk or severity of adverse effects can be increased when Risperidone is combined with Zonisamide.
Zopiclone
The risk or severity of adverse effects can be increased when Risperidone is combined with Zopiclone.
Zotepine
The risk or severity of adverse effects can be increased when Risperidone is combined with Zotepine.
Zuclopenthixol
Risperidone may increase the QTc-prolonging activities of Zuclopenthixol.
