methotrexate for medical

1, systemic drug treatment of chorionic epithelial carcinoma, malignant mole, all kinds of acute leukemia, breast cancer, lung cancer, head and neck cancer, digestive tract cancer, cervical cancer and malignant lymphoma. 2. Arterial cannula perfusion has a good effect on head and neck cancer and liver cancer. 3. High-dose methotrexate supplemented with calcium tetrahydrofolate rescue (HDMTX-CFR therapy) has certain curative effect as postoperative adjuvant chemotherapy or systemic treatment for advanced lesions such as osteosarcoma, soft tissue sarcoma, malignant lymphoma, acute lymphobltic leukemia, breast cancer, ovarian cancer and small cell lung cancer. 4. Methotrexate was first used to treat rheumatoid arthritis (RA) in 1988. Methotrexate, in combination with a biologic agent such as adalimumab, is more effective in alleviating disease symptoms in RA patients, slowing the progression of joint injury (as shown by X-ray), and improving physical function. Compared with traditional drugs, the efficacy of biological agents such as adalimumab is strong, long-lasting and well tolerated. 5, can also relieve bleeding in ectopic pregnancy local fetal sac injection