Stomach pain after alcohol can take antacid drugs, drugs that inhibit the secretion of stomach acid and drugs that protect the gastric mucosa. Stomach spasm caused by alcohol stimulation can be antispasmodic drugs, antacid drugs can neutralize stomach acid to quickly relieve pain symptoms, commonly used are magnesium aluminum carbonate, aluminum thiosulfate, aluminum hydroxide gel, etc.. Drugs that inhibit gastric acid secretion include proton pump inhibitors and H2 receptor antagonists, including proton pump inhibitors such as omeprazole, lansoprazole, pantoprazole, etc., and H2 receptor antagonists such as famotidine and ranitidine. Drugs that protect the gastric mucosa include bismuth and weak alkaline antacids, which can protect the gastric mucosa from alcohol stimulation and neutralize gastric acid to relieve pain with quick effect. In addition, for patients who have stomach cramps stimulated by alcohol, you can take 654-2 orally to relieve spasm and pain. If the symptoms are more severe, it is recommended to go to the hospital promptly, and need to be examined and standardized treatment.