Children with cough and repeated fever should go to the hospital in time, and targeted treatment should be carried out after a clear diagnosis through improving relevant examinations. If it is caused by bacterial infection, it should be treated with antibiotics under the guidance of the doctor. Children with mild illness can take antibiotics orally. Children with severe illness usually need intravenous antibiotics for treatment. If it is caused by chlamydia, mycoplasma and other pathogenic bacteria, doctors need to guide the application of macrolide antibiotics, such as azithromycin, roxithromycin, etc. If it is caused by Mycobacterium tuberculosis infection, it is usually necessary to use anti tuberculosis drugs. The commonly used drugs mainly include streptomycin, rifampicin, isoniazid, etc. During the treatment, the children should be allowed to have enough sleep, keep warm and drink more warm water.