The specific drugs for the treatment of chronic gastritis are: first, acid suppressing drugs to protect the stomach, such as proton pump inhibitors, representative drugs are omeprazole, pantoprazole, rabeprazole, esomeprazole, 1-2 tablets at a time, 1-2 times a day; and H2 receptor antagonists, representative drugs are ranitidine, famotidine, but the role of H2 receptor antagonists are not as strong as the role of proton pump inhibitors. Second, the use of drugs to protect the gastric mucosa, the representative drugs are aluminum thioglycollate, bismuth potassium citrate, magnesium aluminum carbonate particles. Third, the use of drugs to promote gastrointestinal motility, the representative drugs are mosapride, cisapride, etc. Fourth, if the patient has H. pylori infection, it should be combined with antibiotic drugs against H. pylori for treatment.