Colitis medication needs to be decided according to the cause of the disease, such as ulcerative colitis commonly used aminosalicylic acid drugs, immunosuppressants, etc.; infectious colitis need to use antibiotics and other drugs. 1. Aminosalicylic acid drugs. Mainly for ulcerative colitis and other inflammatory bowel diseases, such as mesalazine, salazosulfapyridine, etc., can effectively relieve the clinical symptoms of the disease. 2. Immunosuppressants. Apply to amino salicylic acid drug therapy is ineffective, hormone therapy is ineffective or dependent on inflammatory bowel disease, commonly used drugs are azathioprine, methotrexate, cyclosporine, etc., which can fight against the body’s immune response and thus alleviate the symptoms. 3. Glucocorticoids. For inflammatory bowel disease with poor therapeutic effect of aminosalicylic acid drugs, commonly used drugs such as methylprednisolone, prednisone, etc., which have anti-inflammatory and symptomatic effects and are often used in short-term treatment. 4. Antibiotics. Mainly for infectious colitis, need to first clarify the specific pathogenic bacteria, and then choose the appropriate antibacterial drugs, such as ciprofloxacin, metronidazole and so on. 5. Other drugs. If the symptoms of fever, you can choose non-steroidal anti-inflammatory drugs, such as acetaminophen, etc.; if the symptoms of abdominal pain is serious, you can choose painkillers, such as tramadol hydrochloride, etc.; if ischemic colitis, you need to stop using drugs that can lead to intestinal ischemia; if pseudomembranous colitis, you need to stop using the antibiotics that lead to the disease. It is recommended that people with colitis should consult a doctor in time to determine the cause of the disease and then choose the appropriate medication under the guidance of the doctor.