Abdominal distension, nausea, vomiting may be due to indigestion, chronic gastritis, peptic ulcer, biliary tract diseases and other gastrointestinal diseases, etc., according to the following specific reasons for reasonable treatment and treatment: 1, indigestion: indigestion can lead to slow emptying of food, and then the symptoms of abdominal distension, nausea, vomiting, especially after eating more obvious performance, can be used under the guidance of doctors to help digestion Drugs for treatment, such as drugs to promote gastrointestinal peristalsis, drugs to inhibit gastric acid secretion, such as domperidone tablets, omeprazole and other oral treatment; 2, chronic gastritis: chronic inflammation of the gastric mucosa caused by various causes, such as overeating, Helicobacter pylori infection, etc., can be manifested as abdominal distension, nausea, vomiting and other symptoms. Treatment should pay attention to the elimination of the cause, avoid eating a strong stimulation of the gastric mucosa diet and drugs, should stop smoking, avoid alcohol, at the same time should pay attention to dietary hygiene, to prevent overeating, chronic gastritis pain episodes can be treated with such as domperidone tablets, magnesium aluminum carbonate, etc. Increased gastric acid secretion can be treated with proton pump inhibitors, such as rabeprazole and lansoprazole, and those with dyspepsia can be treated with pancreatic enzyme tablets, compound digestive enzyme capsules and other digestive aids. If bile reflux is obvious, metoclopramide and domperidone can be used to enhance the peristalsis of the gastric sinus, reduce bile reflux and adsorb bile; 3. Peptic ulcer: it also shows symptoms such as abdominal distension, nausea and vomiting, which are caused by excessive secretion of gastric acid in the gastrointestinal tract. Drugs to enhance the mucosal defense ability. Such as aluminum magnesium carbonate, omeprazole, etc. If the peptic ulcer caused by H. pylori infection, it is necessary to use quadruple therapy for treatment, which usually refers to the use of two antibiotics, proton pump inhibitors, bismuth agents together; 4, other gastrointestinal diseases: gastric prolapse, gastric dilatation and pyloric obstruction, etc., can cause damage to gastric function, which leads to symptoms such as gastric distension, nausea and desire to vomit. Intestinal tuberculosis, dysentery, intestinal obstruction and habitual constipation can lead to impaired gastrointestinal function and slowed intestinal peristalsis, making it difficult for food to be digested and absorbed, resulting in symptoms of bloating, nausea and vomiting. Gastrointestinal neurosis can lead to neurological gastrointestinal dysfunction, resulting in the inability of the stomach and intestines to perform their normal physiological functions, leading to symptoms of bloating, nausea, and vomiting. In such cases, it is necessary to go to the hospital in time, after a comprehensive examination, symptomatic treatment, using fasting, antiemetic, acid suppression and other treatment, such as oral metoclopramide tablets, berezol and other drugs to relieve symptoms, serious cases and in line with the indications for surgery, surgical treatment, such as most of the gastric resection, gastrojejunostomy, etc.; 5, biliary tract diseases: when the occurrence of biliary tract diseases, similar symptoms can also occur, such as biliary tract stones occurred obstruction. For example, bile duct stones become obstructed and block the gallbladder, causing symptoms such as abdominal distension, nausea and vomiting, so it is necessary to go to the hospital to find out the cause and then do further treatment.