Proton pump inhibitors (PPIs) are widely used to reduce gastric acid secretion in a variety of conditions including gastritis, gastric ulcers, and gastroesophageal reflux disease (GERD). PPIs available in the USA include (alphabetically): Dexlansoprazole (Dexilant®) Esomeprazole (Nexium®) Lansoprazole (Prevacid®) Omeprazole (Prilosec®) Pantoprazole (Protonix®) Rabeprazole (Aciphex®) In another article on this website, we noted: In patients who are on a serotonin reuptake inhibitor (SSRI…