The effects of azathioprine and mometacol cannot be directly compared, they are different drugs, and the indications are not the same. 1. Azathioprine tablets belong to the immunosuppressant, mainly can be used for the treatment of acute and chronic leukemia, chronic rheumatoid arthritis, hyperthyroidism or chronic non-specific ulcerative colitis and other diseases. Bone marrow suppression, hepatic impairment, malformed fetus, rash and other adverse reactions may occur during use. It is recommended that patients who are allergic to the components of the drug are prohibited from using it, and it is also prohibited for people with impaired liver function. 2. Matemac is mainly used for the prevention and treatment of rejection reactions that may occur in patients with kidney and liver transplants. It may cause gastrointestinal reactions such as nausea, vomiting and diarrhea, as well as leukopenia, sepsis and urinary tract infections. It is recommended that people with allergic reactions to the components of the drug are prohibited from using this type of drug, and since the danger to breastfeeding women and children is not clear, it is recommended to refrain from using it as much as possible. When choosing between the two drugs, it is recommended to follow the doctor’s instructions and choose the appropriate drug for treatment according to the symptoms you experience.