Prevacid, Prevacid 24Hour, 15 mg, 28 capsProduct Description Prevacid 24Hour is an over the counter medication designed to provide relief from frequent heartburn and acid reflux. It utilizes a unique formulation that helps to reduce stomach acid production for a full 24 hour period. The active ingredient is lansoprazole, which works by blocking the proton pump in the stomach, allowing for improved digestive comfort. Patients may feel relief from symptoms such as burning sensation in the