Nausea and vomiting after drinking are reactions of the stomach caused after drinking a lot of alcohol, and are also protective reactions. If you simply vomit, you may be more comfortable. However, if vomiting continues after drinking, some cause acute gastric mucosal erosion or even pancreatic tear. For post-drinking nausea and vomiting need to be dealt with promptly, you can drink milk and honey to promote the metabolism of alcohol and protect the gastric mucosa. In addition, you can also eat slightly lighter food to slow down the absorption of alcohol and stimulation of the stomach. If it is severe nausea and vomiting, you can assist with drugs that protect the stomach, such as omeprazole, magnesium aluminum carbonate mucosal protector, but also with targeted anti-vomiting drugs. However, if repeated vomiting and vomit with coffee-colored liquid indicates gastric bleeding, the patient must go to a regular hospital for timely consultation.