About thiamine
Vitamin B1 replacement
Used for
- Prevention and treatment of thiamine deficiency
- Emergency treatment of suspected Wernicke encephalopathy
- Thiamine deficiency related to poor nutrition or alcohol dependence
Usual adult dose
Varies by condition. For suspected Wernicke encephalopathy, commonly 200–500 mg by injection three times daily initially.
Common side effects
- Injection-site pain or irritation
- Nausea
- Itching or rash
- Rare severe allergic reaction
Important warnings
- Rarely causes life-threatening allergic reactions, especially with injection.
- Intravenous doses should be given slowly with monitoring.
- Treatment schedules depend on the condition and local guidelines.
Pregnancy
Thiamine is essential during pregnancy; injectable treatment is used when clinically needed.
Breastfeeding
Thiamine is compatible with breastfeeding when used at recommended doses.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.