Vitamin B1 Injection 100MG/2ML COMPOSITION: Each ampoule contains 100mg of thiamine hydrochloride. INDICATIONS: This product is used to treat or prevent Vitamin B1 deficiency (diseases such as beriberi resulted from Vitamin B1 deficiency or Wernicke's disease). DOSAGE AND ADMINISTRATION: For intramuscular use. Dosage: For Adults: 50-100mg a time, 100-200mg per day. For Children and Infants: Dosage to be reduced properly. CONTRAINDICATIONS: Hypersensitivity to thiamine or any component. WARNINGS/PRECAUTIONS: When used at high doses, may interference to serum theophylline concentration, and show false positive increase in uric acid concentration and false positive in urobilinogen. When Wernicke's encephalopathy is treated, should Vitamin B1 be used first before glucose is administered. Generally, Vitamin B1 can be obtained from foods, and VB1 deficiency seldom occurs. When VB1 deficiency symptom appears, it is recommended to use vitamin B complex preparations. Keep out of reach of children. PRESENTATION: 100mg/ampoule, 100 ampoules/box. STORAGE: Store in a cool and dry place, protected from light. VALIDITY: 3 years.