Adults and children 12 years and over: take 25 to 50 mg (1 to 2 tablet) every 4 to 6 hours; not more than 12 tablets in 24 hours.
Children 6 years to 12 years of age: take 25 mg (1 tablet) every 4 to 6 hours; not more than 6 tablets in 24 hours.
Children under 6 years of age: ask a doctor