Compare active ingredient to TUMS Compare active ingredient to TUMS_x000D_ _x000D_ Alcalak, 200 chew tablets per box, 100 packets of 2 tabs_x000D_ _x000D_ Pleasant-tasting formulation that provides effective relief of heartburn and indigestion._x000D_ _x000D_ Aluminum-free calcium supplement for heartburn, sour stomach, acid indigestion and upset stomach_x000D_ Mint flavor_x000D_ Great tasting, chewable tablets_x000D_ Unit dose packets_x000D_ Spanish labeling where possible_x000D_ _x000D_ Each tablet contains:_x000D_ Calcium Carbonate 420mg_x000D_ _x000D_ Inactive ingredients_x000D_ aspartame*, corn starch*, croscarmellose sodium*, gum acacia, magnesium stearate, maltodextrin, mint flavor, sorbitol*, sucrose*_x000D_ _x000D_ *may contain_x000D_ _x000D_ Suggested Use:_x000D_ _x000D_ acid indigestion_x000D_ sour stomach_x000D_ heartburn_x000D_ upset stomach_x000D_ _x000D_ Directions:_x000D_ _x000D_ do not take more than directed_x000D_ Adults and children: (12 years and older) Chew 2 tablets every 2 or 3 hours as symptoms occur or as directed by a physician. Do not take more than 19 tablets in a 24 hour period, or use the maximum dosage of this product for more than 2 weeks, except under the advice and supervision of a physician._x000D_ Children under 12 years: Do not give to children under 12 years of age._x000D_ _x000D_ Other Information:_x000D_ _x000D_ Phenylketonurics: contains phenylalanine 1.5mg per tablet_x000D_ each tablet contains 168mg of elemental calcium_x000D_ store at room temperature 59º-86ºF (15º-30ºC) in a dry place_x000D_ tamper-evident sealed packets_x000D_ do not use any opened or torn packets_x000D_