Stomach pain the day after drinking is very common and needs to be treated promptly to relieve the stomach pain and medication if necessary. The main reason alcohol can produce stimulation to the gastric mucosa, when drinking too much, or the drinker’s gastric mucosa is fragile, it may cause damage, making the next day produce stomach pain and other discomfort. Treatment 1, general treatment: If the symptoms are not serious, you can drink some warm milk or honey water, which can effectively protect the damaged gastric mucosa and thus relieve the symptoms of stomach pain; 2, drug treatment: If the symptoms are more serious, or the symptoms are not relieved by the above treatment, then there may be a gastric ulcer. At this time, it is recommended to go to the gastroenterology department of the local regular hospital, improve the gastroscopy, and take drugs to relieve the symptoms under the guidance of the doctor after clarifying the cause, such as omeprazole, lansoprazole, etc. Note 1, diet regulation: Patients usually need to pay attention to the protection of the stomach, diet should be light, easy to digest, avoid cold, spicy and other stimulating food; three meals a day to regular, avoid overeating; pay attention to drink more warm water, ensure adequate rest, keep a relaxed mood; 2, abstain from alcohol or limit alcohol: drinking alcohol can cause damage to the stomach, but also cause adverse effects on other parts of the body. For example, it can cause damage to liver function, raise blood pressure, and temporarily cause a decline in judgment and attention, so it is recommended to quit or limit alcohol as much as possible.