Most of the ulcers in the intestines are due to the following conditions: 1. Severe enteritis. Some patients with severe enteritis can suffer from germs that cause the intestines to break down and cause ulcers in the intestines. Patients need to take medication to restore intestinal health, such as rectification of intestinal health, under the guidance of a doctor. Also in the diet need to eat less spicy, stimulating food, eat more stomach-nourishing, light food, such as millet porridge, white porridge, etc. 2, colonic ulcer. Patients with colon ulcers consume too much spicy and stimulating food, which stimulates the intestinal area and causes ulcers to appear. And some patients will not be cured because of chronic gastroenteritis, and lead to aggravation of the disease, ulcer disease leading to intestinal ulcers, the need to take timely treatment of drugs such as mesalazine. 3, intestinal flora abnormalities. Because of the excessive non-beneficial flora in the intestine, it can also cause patients to have intestinal ulcers.