The pain and hardness of the stomach when pressed can be treated with omeprazole, bismuth pectin, or gastrointestinal decompression or surgery. When duodenal ulcer is attacked by gastric acid, the stomach wall will spasm and contract, then there will be pain in the upper abdomen and accompanied by a hard feeling: first of all, you can use drugs to inhibit gastric acid secretion combined with gastric mucosal protective agents for treatment, omeprazole is a drug that inhibits gastric acid secretion, which can neutralize gastric acid and reduce the damage caused by gastric acid to the gastric mucosa. Secondly, pectin bismuth is a gastric protective agent, which can coat a protective layer on the gastric mucosa after entering the stomach, and at the same time promote the repair of gastric mucosa. Finally some people are caused by intestinal obstruction, which can be confirmed by abdominal stereoscopic plain film examination. Patients with intestinal obstruction first need to fast, then use gastrointestinal decompression, enema, antibiotics and other methods to relieve; for patients with necrosis and ascites, they need to be treated by surgery.