Zegerid OTC Acid Reducer increases absorption of its active ingredient, Omeprazole, to quickly alleviate painful symptoms caused by frequent heartburn. When taken as recommended, Zegerid OTC Acid Reducer gently and effectively calms stomach acid and helps to prevent heartburn and acid reflux. Each specially-designed capsule features a delayed release formula to provide instant, yet consistent relief from recurring heartburn. Includes 42 capsules.