Omeprazole magnesium enteric-coated tablets can be taken for a period ranging from 1 week to 8 weeks, with the duration varying depending on the disease being treated, but generally not exceeding 8 weeks. Omeprazole magnesium enteric-coated tablets is a kind of proton pump inhibitor, in the clinical commonly used in the treatment of gastric ulcers, duodenal ulcers, gastroesophageal reflux disease and Droege’s syndrome (gastrinoma), etc., the length of time of the drug according to the different diseases and there are differences. 1. Gastric ulcer, duodenal ulcer: The course of medication for patients with gastric ulcer is usually 6 to 8 weeks, and for duodenal ulcer is usually 4 to 6 weeks. For patients with mild symptoms, the dose of the drug can be adjusted according to the doctor’s instructions. 2.GERD: The course of medication for GERD patients needs to be determined by their own disease conditions, and is usually taken for about 4 weeks, depending on the situation to decide whether or not to continue to use the medication, and if the symptoms are under control, the medication can be reduced. 3. Droe-Ayer’s syndrome (gastrinoma): the medication may take more than 8 weeks, the specific course of treatment needs to be based on the patient’s condition. The use of drugs need to be under the guidance of the doctor, not blindly use drugs, so as not to aggravate the condition.