Directions: Do not take more than directed. The smallest effective dose should be used. Drink a full glass of water with each dose. Adults and Children 12 Years and Older: Take 1 tablet every 8 to 12 hours while symptoms last. For the first dose you may take 2 tablets within the first hour. Do not exceed 2 tablets in any 8- to 12-hour period. Do not exceed 3 tablets in a 24-hour period. Children Under 12 Years: Ask a doctor.