The way to deal with chronic atrophic gastritis is to maintain a healthy lifestyle and diet, medication, and regular checkups. 1. Maintain a healthy lifestyle and diet: Atrophic gastritis requires a healthy lifestyle and diet to protect the mucous membrane of the stomach. Usually, we should eat a balanced diet, have regular meals, do not eat spicy, cold and greasy food, avoid smoking and alcohol, reduce the drugs that damage the gastric mucosa, such as aspirin, etc., and maintain adequate sleep, appropriate exercise, and keep a good mood. 2. Medication: When there is Helicobacter pylori infection, it is necessary to take quadruple therapy eradication, such as omeprazole, bismuth pectin, amoxicillin, clarithromycin. You can also take gastric mucosa protector to protect the gastric mucosa and relieve discomfort, such as magnesium aluminum carbonate. In addition, digestive enzymes and vitamin B12 can be used to improve the condition. 3. Regular review: patients with chronic atrophic gastritis must do a good job of regular review, closely observe the changes of the disease. Regular gastric fluid analysis, gastroscopy and other examinations. During the treatment of chronic atrophic gastritis, regular reviews should be conducted, and if you feel unwell, please consult a doctor in time.