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Thiamine (Vitamin B1) - Indications, Dosage, Side Effects and Precautions

Written & Compiled by Anushta Chandrapalan, M.Sc  | Medically Reviewed by The Medindia Medical Review Team
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Information about Thiamine (Vitamin B1)

Generic Name : Thiamine (Vitamin B1)
Pronunciation : thye' a min
Latest prescription information about Thiamine (Vitamin B1). Learn how to pronounce the drug's name, its indications, dosage, how to take, when to take, when not to take, side effects, special precautions, warnings and its storage instructions . Also listed are the International and Indian trade name(s) of the drug and its price list.

Trade Names/Brand Names of Thiamine (Vitamin B1)

India : 


International : 

Vitamin B1, Thiamilate

Other Name(s) of Thiamine (Vitamin B1)

Vitamin B1

Why is Thiamine (Vitamin B1) Prescribed? (Indications)

This medication is a water-soluble vitamin of the B complex, prescribed for thiamine deficiency, beriberi and acute alcoholic intoxification.  


When should Thiamine (Vitamin B1) not be taken? (Contraindications)


What is the dosage of Thiamine (Vitamin B1)?

Adult: PO – The recommended dose is 10-25 mg/day in single or divided doses.
IM/IV- The recommended dose range is 20-100mg/day.

How should Thiamine (Vitamin B1) be taken?

It comes as a tablet to take by mouth, with food.

What are the warnings and precautions for Thiamine (Vitamin B1)?

• Caution should be exercised in patients with history of wernicke-korsakoff syndrome, any allergy, who are taking other medications, during pregnancy and breastfeeding.

What are the side effects of Thiamine (Vitamin B1)?

Thiamine tablets usually do not cause any side effects.

What are the other precautions for Thiamine (Vitamin B1)?

Avoid excess dosage.

What are the storage conditions for Thiamine (Vitamin B1)?

Store it at room temperature and in an airtight container.

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