Chronic atrophic gastritis can be treated with acid-suppressing drugs, gastric mucosal protectants, and Helicobacter pylori eradication drugs. Chronic atrophic gastritis is mainly caused by Helicobacter pylori infection, but also drugs, diet, autoimmune and genetic factors. Patients with chronic atrophic gastritis may have symptoms such as acid reflux, hunger pains, and heartburn, and need acid-suppressing medications or gastric mucosal protectants, such as omeprazole and thioglycollate, etc. Hâ‚‚-receptor antagonists such as ranitidine are contraindicated in women and children during pregnancy. Mucosal protective agents can protect the gastric mucosa, such as aluminum sulfate, colloidal bismuth. Before taking it, pay attention to whether it is allergic. If it is caused by Helicobacter pylori infection, it can be treated by a quadruple treatment regimen, i.e. one proton pump inhibitor such as omeprazole, two antibiotics such as clarithromycin and metronidazole, and one bismuth agent such as bismuth colloid. Any allergies need to be noted before taking the medication. It is recommended that patients with chronic atrophic gastritis, regular review of gastroscopy, if there are symptoms of dyspepsia, timely consultation, and follow the doctor’s instructions for treatment. At the same time, daily life, pay attention to eat light and easy to digest food, quit smoking and drinking, avoid staying up all night and so on. null