Relief of indigestion, heartburn, nervous indigestion, hyperacidity, flatulence, upset stomach, dyspepsia, biliousness, over-indulgence in food & drink, indigestion during pregnancy. Active Ingredients: Calcium carbonate 800 mg Directions: Adults: 1 or 2 tablets to be sucked or chewed as required, up to a maximum of 10 tablets a day. Children: not recommended.