Relief of fatigue & drowsiness. Tablet containing: Caffeine 50 mg Vitamin B1 (thiamine hydrochloride) 0.167 mg Vitamin B2 (riboflavin) 0.167 mg Nicotinamide (niacin) 1.75 mg. Dosage: Adults & elderly: 2 tablets every 3-4 hours as required. Maximum 12 tablets in 24 hours. Children: not to be given except on medical advice