Abdominal distension may be caused by functional dyspepsia, chronic gastritis, intestinal obstruction and other conditions, which need to be targeted treatment under the guidance of the doctor, such as medication, surgery and so on. 1. Functional dyspepsia: the patient’s gastrointestinal tract peristalsis function decreases, so after eating food can not be emptied in a timely manner, the accumulation of the gastrointestinal tract will be bloating, distension, you can use domperidone, mosapride and other drugs to promote gastrointestinal tract peristalsis, alleviate the symptoms of abdominal bloating, but also the use of compound digestive enzymes, mitomycin pancreatic enzyme tablets for treatment. 2. Chronic gastritis: When the gastric mucosa is stimulated by inflammation, it will cause discomfort in the upper abdomen, which can be accompanied by symptoms of fullness and abdominal pain. Such cases can be treated with acid-suppressing drugs, such as omeprazole, pantoprazole, etc., and when accompanied by obvious symptoms of abdominal distension, drugs such as mosapride can be used. 3. Intestinal obstruction: patients with intestinal obstruction may experience abdominal pain, abdominal distension, stopping defecation, vomiting and other symptoms. Fasting, gastrointestinal decompression, correction of water and electrolyte disorders are needed, and timely surgery is needed when strangulated intestinal obstruction occurs. When abdominal distension occurs, you need to go to the hospital and receive standardized treatment under the guidance of the doctor.