Omeprazole is a proton pump inhibitor that is used to treat symptoms of gastroesophageal reflux disease and other conditions caused by excess stomach acid. Compare prices and print coupons for Omeprazole and other drugs at CVS, Walgreens, and other pharmacies. Prices start at $11.02 Prilosec OTC 20 mg tablets provide 24-hour heartburn relief. Discover how one daily pill can help you manage frequent heartburn. NHS information about the medicine omeprazole, including what it's used for, who can take it, how to take it and side effects. Omeprazole is also used to treat dyspepsia, a condition that causes sour stomach, belching, heart burn, or indigestion. In addition, omeprazole is used to prevent upper gastrointestinal tract bleeding in seriously ill patients. Omeprazole is a proton pump inhibitor (PPI). It works by decreasing the amount of acid produced by the stomach. Shop Walgreens Omeprazole Delayed Release Tablets 20 mg, Acid Reducer 42 ct and read reviews at Walgreens. Pickup & Same Day Delivery available on most store items. 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. Get Walgreens Prilosec OTC Omeprazole Delayed-Release Tablets 20 mg Acid Reducer delivered to you in as fast as 1 hour with Instacart same-day delivery. Start shopping online now with Instacart to get your favorite Walgreens products on-demand. Compare to Prilosec OTC TREATS FREQUENT HEARTBURN: Walgreens Omeprazole Delayed Release Tablets 20 mg treat frequent heartburn that occurs 2 or more times a week ACID REDUCER: Well at Walgreens Omeprazole Delayed Release Tablets 20 mg is a Proton Pump Inhibitor (PPI) that deactivates pumps in the stomach lining to inhibit acid production at the. Walgreens Compare to Prilosec OTC ® WALGREENS PHARMACIST RECOMMENDED Omeprazole DELAYED RELEASE TABLETS 20 mg / ACID REDUCER 24 HR 14 TABLETS.