Vomiting black mucus after drinking, need to exclude dietary factors, drinking process whether eating eating blood products and other food, and secondly need to focus on considering whether there is gastritis, gastric ulcer, cirrhosis of the liver and other diseases, alcohol stimulation and damage to the mucous membrane of the digestive tract, resulting in bleeding, vomiting black mucus, need to consult a doctor in a timely manner, timely bleeding, if the treatment is not timely, there may be a drop in blood pressure or even hemorrhagic shock life-threatening, etc. Possibility of. Drinking alcohol while eating a lot of duck blood, pig’s blood and other blood products, under the action of the stomach contents, the color turns black, there may be vomiting black mucus. This is caused by diet, coupled with alcohol stimulation of the gastrointestinal tract, triggering vomiting, which is relieved when the food is expelled from the body and is generally not life-threatening. Gastritis, peptic ulcer, cirrhosis, esophagogastric fundus varices and other diseases, usually have gastric mucosa inflammation or damage, alcohol stimulation of gastric mucosa after drinking alcohol to aggravate the damage, gastric mucosal bleeding can occur, blood in the gastric acid and other effects of the black color, gastric smooth muscle contraction, there may be a vomiting of black mucus. Timely medical treatment, gastroscopy to stop bleeding if necessary, can be effectively improved, not life-threatening. Vomiting black mucus after drinking alcohol, excluding eating blood products and other physiological reasons, there may be other reasons, we should promptly consult a doctor, under the guidance of the doctor to avoid aggravating the condition.