The repair of gastric mucosa can be treated with H2 receptor antagonists, gastric mucosal protectors, probiotics and other types of drugs. Firstly, H2 receptor antagonists and gastric mucosal protectors can form a protective layer on the superficial mucosa of the stomach wall, inhibit gastric acid secretion, reduce the stimulation of acidic fluid on the patient, thus accelerate the healing and repair of damaged tissues, and relieve and improve gastric distension, nausea, vomiting, acid reflux, heartburn, etc. Commonly used drugs include ranitidine, gastrin, vincristine, etc. Secondly, the combination of probiotics can improve the gastrointestinal environment, enhance the function of the digestive tract and improve the ability of the human immune system, specific drugs such as lactobacillus tablets, rectified intestine and Mitragyna pancreaticase tablets. Finally, the following types of food can be selected for consumption in the daily diet: honey, yam, apple, etc., because the above foods have a positive impact on promoting the regrowth of the epithelial tissue of the stomach.