Stomach distension after drinking alcohol is mostly considered to be related to alcohol factors, disease factors (such as indigestion, chronic gastritis, etc.). 1. Alcohol factor: alcohol can stimulate the mucous membrane of the gastrointestinal tract, causing gastrointestinal dysfunction, intestinal peristaltic dysfunction, the gas can not be discharged in a timely manner, which leads to the symptoms of gastric distension. 2. Indigestion: the patient’s own indigestion, coupled with alcohol stimulation, can lead to the aggravation of the condition of indigestion, gastric distension, early satiety and other symptoms. 3. Chronic gastritis: most patients show varying degrees of indigestion symptoms, such as epigastric pain, loss of appetite, postprandial fullness, acid reflux. Chronic gastritis patients themselves gastric mucosa damage, after drinking alcohol to further stimulate the gastric mucosa, can lead to the aggravation of the above symptoms. 4. Liver function damage: As alcohol is metabolized in the liver, large amounts of alcohol consumption can lead to liver function damage, manifested as gastric distension, abdominal distension, loss of appetite, and so on. Gastric distension after drinking alcohol may also be related to other factors, and it is recommended that the patient should have a follow-up consultation in time, so that the doctor can clarify the cause and give targeted treatment.