This article was published on May 17, 2022 Clinical case: Esomeprazole (Nexium®) for a patient on citalopram? Message from one of my patients who has been doing well on citalopram for a long time: “I had an endoscopy/ colonoscopy exam on Friday. My gastroenterologist wants to prescribe Nexium® [esomeprazole, a proton pump inhibitor] 20 mg…