When a child has a recurrent 5-day fever with a cough, he or she needs to be seen promptly for blood tests and Mycoplasma pneumoniae as well as A and B influenza. The pathogen needs to be identified and sensitive antibiotics selected for the pathogen. Symptomatic treatment is also needed until it is determined what the pathogenic infection is. If you have a fever, you can take ibuprofen suspension or compound zinc boo pellets, and if you have a cough, you can take pediatric cough and phlegm granules or Ambroxol syrup, or you can take Jin Zhen oral solution. In case of mycoplasma infection, azithromycin should be taken; in case of bacterial infection, cephalosporin antibiotics should be taken; in case of fever and cough caused by viral infection, ribavirin granules can be taken; in case of fever and cough caused by influenza during the flu season, oseltamivir phosphate granules should be taken.