Belching, diarrhea may be reflux esophagitis, chronic gastritis and peptic ulcer and other disease manifestations, the different causes of its treatment methods are different, drugs should be used in accordance with medical advice. 1. Reflux esophagitis: acid suppressants such as omeprazole can be used to neutralize gastric acid and reduce the activity of pepsin. At the same time, the use of drugs to promote gastric power, such as domperidone, mosapride, etc., acid-suppressing drugs and pro-dynamic drugs can improve the efficacy of the joint application. 2. Chronic gastritis: medication can take acid inhibitors such as ranitidine, which can effectively relieve abdominal pain and improve symptoms; gastric mucosal protective agents such as aluminum sulfate, to repair the gastric mucosa. If accompanied by reduced pyloric tone, bile reflux can be taken to promote gastric power of drugs such as domperidone. 3. Peptic ulcer: you can take omeprazole and other acid-suppressing drugs, combined with antibiotics such as clarithromycin, amoxicillin and other drugs for the treatment of Helicobacter pylori, as well as gastric mucosal protectants such as aluminum sulfate. Patients with the above symptoms should promptly go to the hospital to do the relevant examination, identify the cause of the cause of treatment.