Mycoplasma pneumoniae infection, recovery time may vary according to individual resistance differences, usually the course of treatment is about 1-3 weeks. Mycoplasma pneumoniae infection can be transmitted through respiratory droplets, has a long incubation period, and early symptoms are not obvious. If Mycoplasma pneumoniae causes tracheobronchitis, the course of the disease is usually about 10 days. If Mycoplasma pneumoniae causes pneumonia, the course of the disease is usually about 2-3 weeks, depending on the location and extent of the disease. Mycoplasma pneumoniae infection is mainly treated with antibacterial therapy, such as azithromycin and roxithromycin. Generally, pediatric mycoplasma pneumoniae is treated with azithromycin infusion for 7-10 days, and the symptoms can be initially controlled, but it may be necessary to continue oral azithromycin for about 3-5 days before the symptoms are basically relieved. In addition, in addition to active anti-infective treatment, Mycoplasma pneumoniae should be supplemented with cough expectorant drugs, and auxiliary nebulization therapy can be considered when necessary.