After drinking alcohol, stomach upset, relief methods include drinking tea or fruit juice, medication. 1. Drinking tea or fruit juice: by drinking honey water, green bean juice, grapefruit tea, etc., can accelerate the metabolism of alcohol to reduce the stimulation of the gastric mucosa caused by alcohol, so as to alleviate the stomach upset. 2.Medication (1) Acid-suppressing drugs: they can inhibit the secretion of gastric acid and relieve gastric discomfort, commonly used drugs include omeprazole, rabeprazole, ranitidine and so on. (2) Gastric dynamics drugs: can promote gastrointestinal peristalsis, accelerate the metabolism of alcohol, commonly used drugs such as domperidone, mosapride. (3) Gastric mucous membrane protector: it can form a layer of protective film on the surface of gastric mucous membrane to reduce the damage of alcohol on the stomach, commonly used drugs are bismuth pectin, magnesium aluminum carbonate. If the above methods cannot relieve stomach discomfort, or the symptoms worsen, it is recommended to go to the hospital in time and follow the doctor’s instructions for treatment.