Mild ulcerative colitis can be controlled and relieved by active treatment, but will recur if the triggering factors persist. Ulcerative colitis is a chronic, life-long recurring disease. For mild cases, general treatment, medication and symptomatic treatment are recommended under the guidance of a doctor. 1. General treatment: For patients with mild ulcerative colitis, they should pay more attention to the balanced intake of nutrients, especially during the active period, they should have enough rest, take liquid diet as the main, and keep a good state of mind. 2. medication: for patients with mild ulcerative colitis, it is recommended to use aminosalicylic acid preparations such as mesalazine, sulfasalazine, etc., glucocorticosteroids such as prednisone, etc., immunosuppressants such as azathioprine, mercaptopurine, etc. to control inflammation under the guidance of a doctor. 3. Symptomatic treatment: after suffering from mild ulcerative colitis, electrolyte disorders, anemia and other symptoms, but also need to be symptomatic active treatment, such as correcting the water-electrolyte balance disorders; for the anemia of serious people need blood transfusion and so on. As the cause of ulcerative colitis is not clear, after effective active treatment, the symptoms can be improved to achieve relief, but the disease is prone to recurrence. It is recommended that patients with ulcerative colitis actively cooperate with doctors for treatment.