Intestinal ulcers can refer to duodenal ulcers or inflammatory bowel diseases such as ulcerative colitis, of which the former can be cured, but the latter can only be relieved by medication and is prone to recurrence. Duodenal ulcer is mainly caused by Helicobacter pylori infection, drugs, genetic factors, can be under the guidance of a doctor to apply drug therapy, commonly used drugs are proton pump inhibitors, such as omeprazole, rabeprazole and so on. It can be combined with gastric mucosa protection drugs such as teprenone. For Helicobacter pylori infection, triple or quadruple therapy can be given, which can usually be eradicated. Ulcerative colitis is a chronic intestinal disease, through the use of aminosalicylic acid inhibitors, glucocorticoids and immunosuppressants to control the inflammatory response, but can only alleviate the symptoms, can not be completely cured, and the chances of cancer are higher, need to be regularly reviewed. In addition to medication, dietary control is also very important for intestinal ulcers. In daily life, light diet is the main, appropriate intake of high protein to supplement the body’s nutritional needs, more fresh vegetables and fruits, appropriate exercise to improve physical fitness. Patients with intestinal ulcers need to consult a doctor in a timely manner and avoid taking medication on their own, so as not to delay the condition.