ANTACID, LIQ GERI-LANTA REGULAR STRNTH ANTIGAS 12OZ (12/CS) GERI-LANTA Antacid / Antigas Liquid 12 fl. oz. (355 mL) Regular strength. For relief of heartburn, sour stomach, acid indigestion, and gas. Compares to the active ingredients in Mylanta®. Not made with natural rubber latex. Packaged: 12 Per Case Mylanta is a registered trademark of Johnson & Johnson - Merck Consumer Pharmaceuticals Co.