Leflunomide tablets are a commonly used orthopedic drug with western ingredients, which are covered by medical insurance and are mainly used to treat rheumatoid arthritis in adults. Leflunomide tablets are a type of immune preparation, the average price of a box of about 70 yuan, each box of about three days of medicine, the price is relatively high, this is a type of immunosuppressant often used in clinical, mainly to suppress the immune response to treat rheumatoid arthritis, with obvious anti-inflammatory effect, can reduce the rheumatoid arthritis caused by a variety of clinical symptoms. However, the toxicity of this drug is relatively strong, especially for the fetus will have more obvious damage, pregnant women and lactating women can not use, the general elderly are also not recommended to take.