Diarrhea after drinking alcohol may be caused by improper diet and does not require special treatment. It may also be due to indigestion, gastritis and other diseases, which need to be treated with medication or surgery. 1. Improper diet: Since alcohol is a spicy and stimulating food, excessive drinking may irritate the mucous membrane of the gastrointestinal tract, and diarrhea may occur. This kind of situation is normal, no need to take special treatment. Daily need to eat a reasonable diet, avoid excessive intake of alcohol. If necessary, you can take honey water, milk and so on to help ease the discomfort. 2. Indigestion: diarrhea after drinking alcohol may also be caused by indigestion, in the process of drinking dinner is likely to be accompanied by eating too much, over eating greasy food and so on, the patient can follow the doctor’s instructions orally inhibit gastric acid medication, such as omeprazole, rabeprazole; digestive enzymes, such as lactase, mithril, and so on. 3. Gastritis: diarrhea after drinking alcohol is also considered to be caused by gastritis, eating out and drinking alcohol, there may be a history of unclean food diet, the need to use antimicrobial drugs if necessary. There are many reasons that lead to diarrhea after drinking wine, and it is recommended that patients promptly identify the cause of the disease.