Learn about Nexium (Esomeprazole Magnesium) may treat, uses, dosage, side effects, drug interactions, warnings, patient labeling, reviews, and related medications. Information on the drug esomeprazole (Nexium, Nexium 24HR, Nexium IV) an over-the-counter and prescription drug used to treat gastroesophageal reflux disease (GERD), in combination with antibiotics to treat H. pylori infection, Zollinger-Ellison syndrome treatment, and reducing the risk of gastric ulcers. Side effects, drug interactions, and. Esomeprazole: learn about side effects, dosage, special precautions, and more on MedlinePlus Common side effects of fluoroquinolones include nausea, diarrhea, vomiting, abdominal pain or discomfort, and trouble sleeping. Some patients also develop sensitivity to sunlight and ultraviolet light, such as the lights used in tanning salons. Find patient medical information for Nexium Oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Any side effects from stopping Nexium capsules after taking for several years? Asked 25 Jun 2012 by bdskelton Updated 25 June 2018 Topics nexium, gerd, side effect Learn about the potential side effects of omeprazole. Includes common and rare side effects information for consumers and healthcare professionals. Nexium (esomeprazole magnesium) is a proton pump inhibitor (PPI) that blocks acid production in the stomach and is used to treat stomach and duodenal ulcers, gastroesophageal reflux disease , and Zollinger-Ellison syndrome. I have been taking ranitidine for a few years now when I'm off my diet with no adverse side effects. I have taken the omeprazole with success, but stopped because I do not need a proton pump inhibitor, but rather an antacid when I have gluten in my system. Proton pump inhibitors (PPIs) are a class of drugs used to treat GERD, peptic ulcers, and h pylori. Examples of PPIs include Prilosec, Prevacid, Aciphex, Protonix, Nexium, and Zegarid. Common side effects are headache, diarrhea, constipation, vomiting, intestinal gas, fever, nausea, and rash.