Vomiting after drinking, consider the following causes: First, because of excessive drinking, alcohol stimulates the gastrointestinal disorders caused by gastrointestinal dysfunction, it is recommended to control the amount of alcohol consumption, can be appropriate to honey water, millet porridge and other food, not only to protect the gastric mucosa, but also to wake up the wine. The vomiting is caused by acute gastroenteritis, if drinking alcohol plus unclean diet, it is easy to lead to acute gastrointestinal inflammation, the lighter can be regulated by drinking more water and a light diet, the heavier recommended gastroenterology consultation, under the guidance of doctors to take anti-inflammatory drugs for treatment. Third, if there is a previous gastritis, gastric ulcer and other diseases, the stimulation of alcohol will lead to the recurrence or aggravation of the disease, nausea, vomiting and other gastrointestinal symptoms, the need to use omeprazole, morbutrin and other drugs to treat. Therefore, for your own health, it is recommended to drink a small amount of alcohol and not to drink heavily or drunkenly.