Chronic atrophic gastritis is a common type of benign disease and a chronic disease. There are three main categories of drugs commonly used to treat chronic atrophic gastritis: the first category, antibacterial drugs, and if there is a positive H. pylori, antibiotic drugs, triple or quadruple therapy are required. The second category, acid-suppressing drugs are used sparingly. The third category, drugs to protect the gastric mucosa, represented by the drug bismuth salicylate. For patients with chronic atrophic gastritis, medication must be accompanied by regular dietary therapy to get better treatment results. You should pay attention to a light diet, do not eat spicy, stimulating food, do not eat greasy food, do not eat pickled food, do not eat boiling hot food, do not overeat. To eat some easily digestible food, with drug treatment, in order to get a better treatment effect.