The obstruction of food passage in the stomach is due to lesions such as ulcers or cancerous tumors. It can be divided into two main categories: incomplete obstruction and complete obstruction. Pyloric obstruction is one of the common complications of gastric and duodenal ulcers and can occur in the recent (i.e., active) or late stage of ulcer disease. Food in the stomach through the obstruction of patients’ dietary contraindications: 1, restrict more slag food should be avoided fried, fried food and celery, leek, bean sprouts, ham, bacon, dried fish and a variety of coarse grains containing more crude fiber. These foods are not only rough and indigestible, but also cause a large amount of gastric juice secretion, increasing the burden on the stomach. But after processing made of pureed vegetables and other easily digestible food can be eaten. 2, do not eat irritating food prohibited to stimulate the secretion of gastric acid food, such as broth, raw onion, raw garlic, concentrated juice, coffee, wine, strong tea, etc., as well as too sweet, too acid, too salty, too hot, raw, cold, hard and other foods. Sweet food can increase the secretion of gastric acid, stimulate the ulcer surface aggravate the disease; too hot food to stimulate the ulcer surface, causing pain, layer to make the ulcer surface vasodilatation and bleeding; spicy food to stimulate the ulcer surface, so that gastric acid secretion increases; too cold, too hard food is not easy to digest, can aggravate the disease. 3, prohibit smoking In addition, food in the stomach through the disorder patients should also quit smoking, tobacco nicotine can change the pH of gastric juice, disturbing the normal activities of the gastric pylorus, inducing or aggravating the disease.