Drinking alcohol after three days of tooth extraction is not recommended, drinking alcohol is likely to cause bleeding, pain and even swelling in the mouth, which is not conducive to the later recovery. Wine is a stimulating drink containing alcohol, drinking alcohol when the wound is not fully healed may stimulate the blood clot, causing bleeding, pain, swelling and other symptoms, drinking alcohol after three days is mainly for the unfavorable regeneration and healing of the wound. After tooth extraction, some patients may need to take some anti-inflammatory drugs and painkillers, this time drinking alcohol is prone to adverse reactions, and even disulfiram-like reaction, which is very harmful to the body. After tooth extraction, patients are advised to follow the doctor’s instructions to do a good job of postoperative care, pay attention to oral hygiene, and try to avoid eating spicy and stimulating foods. Diet should be based on light fluid food, such as millet porridge, vegetable porridge, egg custard and so on. Drugs should be used under the guidance of a physician.