Chronic gastritis with erosion can be examined by gastroscopy within half a year after treatment, and once every 2-3 years after the erosion has recovered. Chronic gastritis with erosion refers to chronic gastritis in which gastric mucosal erosion can be seen under gastric endoscopy, due to the existence of certain damage to the gastric mucosa, it is recommended to go to the hospital for gastroscopy on a regular basis, and gastroscopy can be performed once within six months after treatment, and once every 2-3 years after the recovery of erosion. Observe the progress of the disease. Chronic gastritis with erosion is generally not very serious, but still need to cooperate with the doctor to actively take treatment, mainly light diet, avoid eating spicy and stimulating food, and oral acid-suppressing drugs and drugs to protect the gastric mucosa, such as omeprazole, rabeprazole, bismuth potassium citrate, aluminum sulfate and so on. Patients with chronic gastritis with erosion must be instructed by a doctor to use medication if they use medication, and must not arbitrarily stop taking medication.