Bowel bleeding can be treated with immunosuppressants such as sodium cargosulfate, mesalazine, snake venom hemagglutinin, cyclophosphamide, and antibiotics such as levofloxacin, depending on the cause. 1. If the intestinal bleeding is caused by venous thrombosis, drugs such as sodium cargosulfate or snake venom thrombin can be used. 2. If the intestinal bleeding is caused by ulcerative colitis or Crohn’s disease, you can use mesalazine and some immunosuppressants, such as cyclophosphamide. 3. If the intestinal bleeding is due to bacillary dysentery, antibiotics such as levofloxacin or moxifloxacin should be used. The use of medication should be carried out under the guidance of a doctor, should not be unauthorized use of medication, such as intestinal bleeding should be promptly consult a doctor to identify the cause of the disease under the guidance of the doctor to carry out the appropriate treatment.