Chronic gastritis: Chronic gastritis is mainly related to irregular diet, overeating, irritating diet, long-term heavy drinking, etc. Clinically, it mainly manifests as burning sensation in the stomach, nausea, vomiting, bloating, acid reflux and diarrhea. The main clinical manifestations are burning sensation in the stomach, nausea, vomiting, bloating, acid reflux, diarrhea, etc. If the patient is diagnosed with chronic gastritis, he can routinely use drugs to inhibit stomach acid or use drugs to relieve spasm such as trimebutine maleate tablets and scopolamine under the guidance of a doctor to relieve the symptoms. 2. gastric ulcer: patients suffering from gastric ulcer can experience burning pain, mostly in the upper abdomen, and postprandial pain is the main feature. Can follow medical advice to use drugs to inhibit gastric acid secretion or gastric mucosa protective drugs, such as magnesium aluminum carbonate, bismuth pectin, etc. Daily should pay attention to diet, do not eat spicy, stimulating, cold food, to avoid further aggravation of gastric ulcer; 3, esophagitis: esophagitis will have heartburn, nausea, vomiting, etc., need to eat less sweets, greasy food, avoid smoking, alcohol, avoid overfull, can take omeprazole and other suppression of gastric acid, morpholine and other pro-dynamic.