After drinking alcohol and vomiting, you can drink as much water as possible within the limits of your tolerance. After drinking alcohol into the bloodstream on the cardiovascular system, the nervous system, the endocrine system, alcohol is mainly metabolized by the liver, through the ethanol dehydrogenase enzyme into acetaldehyde, and then through the acetaldehyde dehydrogenase enzyme to generate acetic acid, and finally decomposed into carbon dioxide and water discharged from the body. Drinking a lot of water after drinking and vomiting can dilute the alcohol concentration of the stomach contents, so that the alcohol is quickly discharged to the intestinal tract, accelerate the metabolism of alcohol, and increase the amount of urine. If the patient’s symptoms are serious, or the symptoms continue without improvement, should promptly go to the hospital for treatment.