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Thyroxine - Indications, Dosage, Side Effects and Precautions

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Thyroxine Medication Information

Learn everything you need to know about Thyroxine-pronunciation, uses, dosage guidelines, indications, and when to take or avoid it.

Get up-to-date information on side effects, precautions, warnings, and proper storage to ensure safe usage.

Explore Thyroxine brand names commonly used in India and internationally, along with detailed pricing information. Consult your healthcare provider for tailored medical advice.

Generic Name : Thyroxine
Pronunciation : thy-rox-ine
Therapeutic Classification : Thyroid And Antithyroid Agents

Brand Names or Trade Names of Thyroxine

India :

International :


Synthroid, Thyrax, Euthyrox, Levoxyl, Levothroid, Levaxin, L-Thyroxine, Eltroxin, Thyrox

Why is Thyroxine Prescribed? (Indications)

This medication is a thyroid hormone, prescribed for hypothyroidism, and thyroid cancer.

When should Thyroxine not be taken? (Contraindications)

Contraindicated in patients with untreated hyperthyroidism, recent heart attack and hypersensitivity.

What is the dosage of Thyroxine?

Adults: Initial dose of 50-100mcg increased by 25-50 mcg at 3-4 weeks interval. Max: 150-300mcg daily.
Children: 25-150-mcg daily with 25mcg increments every 2-4 weeks.

How should Thyroxine be taken?

It comes as a tablet to take by mouth, on an empty stomach.

What are the warnings and precautions for Thyroxine?

• Caution should be exercised in patients with history of difficulty in swallowing, heart disease, high blood pressure, bleeding disorder, anemia, sugar, osteoporosis, fertility problems, other thyroid problems, any allergy, who are taking other medications, during pregnancy and breastfeeding.

• Monitor blood sugar regularly while taking this medication.

What are the side effects of Thyroxine?

Nervousness, excitability, tremor, muscle weakness, cramps, increased sweating, flushing, heat intolerance, headache, insomnia, rapid heart rate, palpitations, chest pain, excessive weight loss, menstrual irregularities, diarrhea and vomiting.

What are the other precautions for Thyroxine?

Avoid excess dosage.

What are the storage conditions for Thyroxine?

Store it at room temperature.

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