Foscarnet
Valaciclovir may increase the nephrotoxic activities of Foscarnet.
MYCOPHENOLATE
The serum concentration of Mycophenolic acid can be increased when it is combined with Valaciclovir.
Mycophenolic Acid
The serum concentration of Mycophenolic acid can be increased when it is combined with Valaciclovir.
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Tenofovir Disoproxil
Valaciclovir may decrease the excretion rate of Tenofovir disoproxil which could result in a higher serum level.
Tizanidine
The serum concentration of Tizanidine can be increased when it is combined with Valaciclovir.
Varicella Virus Vaccine Live (Oka-Merck) strain
The therapeutic efficacy of Varicella Zoster Vaccine (Live/Attenuated) can be decreased when used in combination with Valaciclovir.
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Zidovudine
Valaciclovir may increase the central nervous system depressant (CNS depressant) activities of Zidovudine.
