Omeprazole, sold under the brand names Prilosec and Losec among others, is a medication used in the treatment of gastroesophageal reflux disease (GERD), peptic ulcer disease, and Zollinger–Ellison syndrome. [1] Shop for Omeprazole in Antacids and Heartburn Relief. Buy products such as Equate Omeprazole 20mg Tablets Delayed Release, Acid Reducer for Frequent Heartburn, 42 Count, Compare to Prilosec OTC at Walmart and save. Kirkland Signature Omeprazole 20 mg., 42 Tablets, Compare to Prilosec OTC® Active Ingredient, Treats Frequent Heartburn Occurring 2 or More Days per Week, Three 14-day Courses of Treatment, Inhibits Acid Production at the Source, Delayed-Release Tablets Lists the various brand names available for medicines containing omeprazole. Find information on omeprazole use, treatment, drug class and molecular formula. Stop the painful burning sensation of frequent heartburn before it begins with Walgreens Omeprazole Delayed Release Tablets 20 mg. Omeprazole is the 1 Active Ingredient for Frequent Heartburn (based on iRi sales volume among PPI products sold in the United States, for the 52 weeks ending 01/01/23). Find patient medical information for Omeprazole (Prilosec, Prilosec OTC) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings In this guide, you’ll discover the most common alternative names for omeprazole, popular brands, international names, and related terms people often use when searching for this acid-reducing medication. Shop omeprazole acid reducers designed to stop heartburn at the source. Find tablets, capsules, and specialty formats for your needs. Omeprazole is a proton pump inhibitor (PPI) that works by blocking the acid pump in your stomach, reducing how much acid it makes and giving irritated or damaged tissue a chance to heal. Omeprazole brand names are Prilosec, Prilosec OTC, and generic brands are available. Do not use omeprazole if you are also using medicines containing rilpivirine (Edurant®, Complera®). Using these medicines together may cause unwanted side effects.