Rolaids® Regular strength Antacid Rapid Relief Liquid Mint. New! 2 actives. Calcium magnesium. Rapid relief of: Heartburn. Acid indigestion. Uses: Relieves: Heartburn. Sour stomach. Acid indigestion. Upset stomach associated with these symptoms. Chattem®. A Sanofi Company. ©2013 Chattem, Inc.