1.General treatment: pay attention to rest and nutritional support. 2.Medical treatment: ① Induction of remission: Aminosalicylic acid preparations are the main drugs for the treatment of mild ulcers, including salazosulfapyridine (SASP) and various types of 5-aminosalicylic acid (5-ASA) preparations, 4g/day every 6 hours, intestinal probiotics and herbal compound glutamine enteric capsules have adjuvant therapeutic effects, glucocorticoids and immunosuppressants are used for aminosalicylic acid The treatment of aminosalicylic acid is not effective for moderate and severe ulcers. ②Maintenance treatment: 2g/day of aminosalicylic acid system, the course of treatment for 3-5 years or longer. 3.Surgical treatment: Indications for surgery: ① large amount of uncontrollable blood in the stool; ② toxic megacolon with adjacent or clear perforation; ③ fulminant acute ulcerations; ④ obstruction due to stricture; ⑤ suspected or confirmed colon cancer; ⑥ refractory ulcerations.