Children with Mycoplasma infections usually present with an irritating dry cough, sometimes with fever, headache, and nausea. If the patient has the above clinical symptoms, and the mycoplasma antibody is more than quadruple elevated in the recent past, or the IgM antibody of pneumonia is positive, it means that the mycoplasma infection has occurred in the recent past. At this time, it is necessary to use antimycoplasma drugs for treatment, and the commonly used drugs in the clinic are macrolide azithromycin, erythromycin roxithromycin and so on. Mild cases can be given orally, severe cases need to be given intravenously, and patients diagnosed with mycoplasma infection should pay attention to rest, avoid cold, drink more water, maintain sufficient sleep, avoid going to places where people gather.