Mycoplasma pneumonia is a pneumonia caused by Mycoplasma pneumoniae, once called primary atypical pneumonia. It has a slow onset with fever, paroxysmal irritant cough, and small amounts of mucopurulent or mucopurulent sputum (occasionally bloody sputum). Pulmonary signs are often unremarkable, but it is prone to extra-pulmonary multisystem involvement and can also be life-threatening or fatal. It occurs in children or adolescents, accounting for about 15%-30% of all pneumonia, and up to 40%-60% in epidemic years; generally has a good prognosis and is a self-limiting disease. 1, general treatment of respiratory isolation, rest, supply sufficient water and nutrition. Symptomatic treatment: avoid salicylic acid drugs to prevent hemolysis. Generally use antipyretic and analgesic drugs with slow and long-lasting effects, such as acetophen, calcium carbapenems, lysine, Chaihu, etc., supplemented with physical cooling when high fever. Reduce phlegm and cough. Remove intranasal secretions and keep the airway open. If necessary, nebulized inhalation. 2, antibacterial treatment clinical first choice erythromycin 30-50mg/(kg-d), divided into 4 oral, adults 1.5g/d, divided into 3 oral, the course of 2-3 weeks. New macrolides, such as roxithromycin, have less gastrointestinal side effects, high body fluid concentration, strong cell penetration, long half-life, small dosage, 5mg-10mg/(kg-d), divided into 2 oral doses. The new drug Azithromycin capsule is 10mg/(kg-d) for the first dose and 5mg/(kg-d) for the next dose, once orally, for 5 days as a course of treatment. Because of the long half-life, the drug effect can still last for 1 week after stopping. Norfloxacin or ciprofloxacin is also used, 0.4g per dose, 2 times/d, 5-7 days of treatment. 3, Chinese medicine treatment Chinese medicine identification, pneumonia belongs to the category of warm-heat disease, such as “lung heat, wheezing and coughing”, “wind and temperature offending the lung” and other symptoms. The common herbs include: ephedra, almond, gypsum, licorice, cold water stone, silver flower, forsythia, suzy, etc. If there is fever and sweating, add Scutellaria baicalensis, or reuse raw gypsum; if there is fever and no sweating, add fresh rhizome; if there is cough and asthma with phlegm, add Tianzhu Huang and Lycopodium. Mycoplasma infection treatment principle is early diagnosis, early treatment, timely, adequate, standardized treatment; can use macrolides (such as azithromycin, erythromycin, erythromycin, roxithromycin, clarithromycin, etc.) and quinolones (such as ofloxacin, levofloxacin, etc.) and other treatment. It usually takes more than one week of medication.