The main ingredient of Omeprazole Enteric Capsules is omeprazole. After oral administration, it can be specifically distributed on gastric mucosal cells, specifically blocking gastric acid secretion, with strong and lasting inhibitory effect on excessive gastric acid secretion caused by various reasons. Its main indications are: 1, peptic ulcer: omeprazole has a strong acid inhibiting effect, effectively reducing the erosion of gastric acid on the ulcer erosion surface and playing a protective role for the gastric mucosa. 2.Bacillus pylori infection: Bacillus pylori is the causative factor of duodenal ulcer and gastric ulcer, and is the main cause of ulcer recurrence. Omeprazole can inhibit the activity of H. pylori. 3.Reflux esophagitis and peptic bleeding: Omeprazole can enhance the defense function of gastric mucosa and effectively reduce gastric acid secretion, which can effectively shorten the bleeding time in the case of peptic bleeding. 4. Zhuo-Ai syndrome (gastrinoma): Omeprazole has a long-acting anti-endogenous gastric acid hypersecretion effect, and a larger dose is required in controlling high gastric acid secretion of gastrinoma. Omeprazole Enteric Capsules should be swallowed whole and not chewed to avoid premature release of the drug in the stomach which may affect the efficacy; it should be prohibited for renal insufficiency and infants and children. Since the dosage of Omeprazole Enteric Capsules is different for different diseases, the specific dosage, combined with clinical, should be guided by the doctor’s interview.