The danger of drinking alcohol after gastric perforation surgery is that it may lead to recurrence of the disease or new peptic ulcers, bleeding and other diseases. It is recommended to abstain from alcohol after gastric perforation surgery. Acute gastric perforation is a complication of peptic ulcer, and the main clinical symptoms include nausea, vomiting, abdominal pain and shock. Surgery is the main treatment for gastric perforation, after which fasting and gastric tube are usually required. During the recovery period, alcohol should also not be consumed. Alcohol will irritate the mucous membrane of the gastrointestinal tract, which may cause ulcers or bleeding in the surgical area, and in severe cases, may even cause recurrence of the ulcers. After discharge from the hospital, it is recommended to follow the principle of eating small meals, avoiding spicy, greasy and cold foods in the daily diet, developing regular eating habits and maintaining a good daily routine, and avoiding smoking and drinking alcohol.