There are no omeprazole enteric-coated tablets; there are omeprazole enteric-coated tablets and eprazole enteric-coated tablets. Both of them belong to proton pump inhibitors, whose efficacy is to control the secretion of gastric acid, and can be used for reflux esophagitis, peptic ulcer, gastric and duodenitis, Dreh-El syndrome and other diseases. Proton pump inhibitors can control gastric acid secretion and reduce the damage of gastric acid to gastric mucosa. It can inhibit basal gastric acid hypersecretion and gastric acid hypersecretion caused by food stimulation. Common adverse reactions to proton pump inhibitors include headache, dizziness, nausea, skin rash, etc., which may vary depending on the specific drug. Proton pump inhibitors are contraindicated in people who are allergic to proton pump inhibitors and people with severe hepatic or renal insufficiency, infants and young children. Whether it is eplazole or omeprazole, it is recommended to use it under the guidance of a doctor after consultation.