Easy-to-take, chewable tablets Relieves children's common stomach problems, heartburn and acid indigestion Each tablet contains calcium 161 mg; sodium-free Ingredients Active (in each tablet): calcium carbonate 400mg. Inactive: D&C red No. 27 aluminum lake, flavor, magnesium stearate, mannitol, povidone, sorbitol, sugar, talc. Instructions Find the right dose on chart below based on weight (preferred), otherwise use age. Repeat dose as needed. Do not take more than 3 tablets (ages 2-5) or 6 tablets (ages 6-11) in a 24-hour period, or use the maximum dosage for more than two weeks, except under the advise and supervision of a doctor. Suggested Use Heartburn, Sour Stomach, Acid Indigestion, Upset stomach due to these symptoms or overindulgence in food and drink.Â