Mirexone is methylprednisolone sodium succinate, which is mainly used for the alternative treatment of certain endocrine disorders. Methylprednisolone sodium succinate has anti-inflammatory and immunosuppressive effects, in the clinic is usually used in the treatment of rheumatic diseases, can be used as a short-term adjuvant for the disease, for the post-traumatic osteoarthritis of the therapeutic effect is also relatively clear; in addition, it can also be used for the treatment of rheumatoid arthritis, acute or subacute synovitis, and acute non-specific tenosynovitis and other diseases. Methylprednisolone sodium succinate can also treat systemic dermatitis, as well as nodular arteritis and Goodpasture syndrome, which are all related to autoimmunity, and the condition can be controlled through the timely use of the drug; however, this drug can cause sodium retention, arachnoiditis, bladder dysfunction, headache, convulsions, sensory disorders and other adverse reactions, as well as allergy is prohibited to use this drug. The drug should be used under the guidance of a doctor, patients need to be regularly observed during the use of methylprednisolone sodium succinate, if there are adverse reactions or water electrolyte disorders, you need to consult a doctor in a timely manner.