The causes of stomach pain and vomiting are commonly due to chronic gastritis, peptic ulcer, cholecystitis or intestinal obstruction, etc. It is necessary to actively seek medical advice to clarify the causes and give reasonable treatment and handling. Specific causes and treatments are as follows: 1. Chronic gastritis: chronic gastritis symptoms are generally not typical, usually manifested as epigastric pain, loss of appetite, postprandial fullness, acid reflux and vomiting. The actual fact is that you will need to avoid consuming the diet and drugs that have a strong irritation on the gastric mucosa, quit smoking and avoid alcohol. Proton pump inhibitors and H2 blockers are available for treatment, and if there is indigestion, digestive aids can be added for treatment. 2. Peptic ulcer: including gastric and duodenal ulcer, due to ulcer surface irritation, epigastric pain can be recurrent for a long time, accompanied by other gastrointestinal symptoms such as regurgitation, belching, belching, nausea and vomiting. It is recommended to strengthen dietary modifications and give H2-blockers for treatment; 3. Acute gastric dilatation: the stomach and duodenum have a large amount of contents that cannot be discharged in a short period of time and become extremely dilated, resulting in epigastric fullness, epigastric or umbilical pain, and repeated vomiting. Fasting and water fasting, gastric lavage, and surgical treatment if necessary are recommended. 4. Gastric torsion: Because of congenital malformation or its adjacent organ lesions leading to gastric displacement, the stomach is abnormally twisted, and the patient may experience severe and transient chest or epigastric pain with persistent dry vomiting. It is recommended to carry out reset treatment, such as manual reset, gastroscopic reset, and if necessary, open surgery or laparoscopic surgery is required; 5. Cholecystitis: the pain location is usually in the right upper abdomen, some pain like a knife-cutting sensation, which can be accompanied by vomiting, fever, and right shoulder radiating pain. It is recommended to take ampicillin and clindamycin to control the inflammation, while taking oral deoxycholic acid tablets. It is recommended to take levamisole for anthelmintic treatment, and surgery should be considered if the symptoms are not relieved or aggravated; 7. It is recommended that fasting, nasogastric tube decompression, the application of broad-spectrum antibiotics to control infection, if necessary, pancreatic surgery; 8. Fasting and gastrointestinal decompression should be given, and if the condition does not improve or worsens, surgery is needed to lift the obstruction; 9. Anti-infection treatment with antibiotics is needed, and those who have indications for surgery should be actively operated; 10. Diabetic complications: Patients with a history of diabetes mellitus whose blood sugar is not well controlled recently and who have stomach pain with vomiting should consider diabetic ketosis or ketoacidosis.