Improper diet, drug stimulation, gastritis, gastric ulcer and other factors can cause stomach pain throughout the day, it is recommended to use medication and surgical treatment according to the cause of the disease. 1. Non-disease factors: Eating cold and spicy food, stimulating the stomach can cause pain, it is recommended to adjust the diet, do not eat cold and stimulating food. Certain medications can cause stomach pain if they stimulate the gastric mucosa, so it is recommended to stop taking them or change the medications under the guidance of a doctor. 2. Disease factors (1) Gastritis: It can be treated with gastric stimulating drugs (domperidone), gastric mucosal protectants and antacids (aluminum thioglycollate, omeprazole), digestive enzymes (compound digestive enzyme tablets) and other drugs. For irreversible lesions, gastroscopic submucosal dissection or gastroscopic mucosal resection is feasible. (2) Gastric ulcer: It can be treated with drugs to inhibit gastric acid (famotidine, lansoprazole) and drugs to protect gastric mucosa (bismuth potassium citrate, magnesium aluminum carbonate). In severe cases, the patient can be treated by major gastrectomy or gastric vagotomy. The above medications are recommended to be used under medical supervision. There are many other causes of stomach pain, such as stomach tumors, gastroesophageal reflux disease, and it is recommended to go to the hospital in time to find out the cause and treat it promptly.