Abdominal pain after drinking alcohol may be caused by drinking too much alcohol, too cold alcohol, the presence of gastric ulcers and other digestive diseases. 1. Drinking too much alcohol: Drinking too much alcohol can irritate the gastric mucosa and cause stomach pain, so it is recommended to stop drinking immediately. 2. Drinking too cold alcohol: Drinking a large amount of cold alcohol can cause cramps in the abdomen due to cold stimulation, resulting in abdominal pain. 3. Existence of gastric ulcer and other digestive diseases: If you have gastric ulcer, duodenal ulcer, gastric erosion and other diseases, alcohol will stimulate the gastric mucosa, causing abdominal pain and other symptoms. There may be other reasons for abdominal pain after drinking alcohol, it is recommended to go to the hospital in time, under the guidance of a professional physician to clarify the cause of the disease, and active treatment.