Atrophic gastritis oral western medicine for about 4~6 weeks, the specific time should be based on the patient’s condition as prescribed by the doctor. Atrophic gastritis patients because of their own gastric acid secretion function is relatively low, it is not recommended that long-term application of drugs to inhibit gastric acid secretion, can be given to protect the gastric mucosa of the drugs, such as magnesium aluminum carbonate, Rebapatite and other drugs to promote gastric mucosa repair, generally about 4 weeks of medication. If there is Helicobacter pylori infection, quadruple therapy can be given, such as omeprazole, amoxicillin, metronidazole, bismuth potassium citrate, etc., and the medication is generally used for 4~6 weeks, and the examination is repeated 1 month after stopping the medication to evaluate whether the Helicobacter pylori eradication is successful or not. The above drugs should be used under the guidance of professional physicians. Patients with atrophic gastritis should also abstain from irritating foods such as chili peppers, tobacco, alcohol and strong tea. Patients with atrophic gastritis are advised to seek timely medical attention and use the medication as prescribed by the doctor, and the specific duration of the medication should also follow the doctor’s instructions.