The symptoms of nausea and vomiting after a hangover can be alleviated and improved through medication and food therapy. For the adverse symptoms that appear after excessive drinking, you can use the type of drugs such as alcohol detoxification spirit, liver-protecting Jiuqing capsule and compound fresh dendrobium granules to relieve treatment. The above types of drugs can reduce the stimulating effect of alcohol on the liver, in addition to having the effect of clearing heat and relieving alcohol. In addition, the following types of food can also be achieved to improve the role of the adverse symptoms after drunkenness: 1, honey water, honey contains a variety of active enzymes and pectin components, active enzymes to enhance liver function, accelerate the decomposition of ethanol into play a supporting effect; pectin can protect the gastrointestinal mucosa, reduce the impact of alcohol stimulation. 2, grapes, grapes contain tartaric acid that can break down the transformation of ethanol, which can accelerate the metabolic cycle of ethanol in the body, alleviate the impact of alcohol. It is effective in accelerating the metabolic cycle of ethanol in the body and relieving the headache and stomach pain caused by drunkenness.