relieve heartburn, acid reflux, and GERD, and treat ulcers in the stomach and duodenum. Common PPIs include lansoprazole (Prevacid), omeprazole (Prilosec), esomeprazole (Nexium), dexlansoprazole (Dexilant), rabeprazole (Aciphex), pantoprazole (Protoxin), and omeprazole...