Phazyme Maximum Strength Gas & Acid Helps Relieve Gas Pressure, Bloating And Heartburn Contains 250 Mg Simethicone To Help Fight Gas And 750 Mg Of The Antacid Calcium Carbonate To Help Combat Heartburn Goes To Work Fast Great-Tasting, Cherry Flavor Chewables Strong Gas-Fighting Medicine And Fast-Acting Heartburn Relief In One Chew For The Relief Of Prssure And Bloating Commonly Referred To As Gas. Use For Acid Indigestion, Heartburn, Sour Stomach And Upset Stomach Associated With These Symptoms. Goes To Work In Minutes.Active Ingredients: In Each Chew: Calcium Carbonate 750 Mg; Simethicone 250 Mg