Coughing after tonsil surgery is generally considered to be cough caused by irritation and infection in the throat area, and should be treated with medication from a professional doctor, including cough suppressant treatment and anti-infection treatment. 1. Cough suppressing treatment: If the cough is caused by the stimulation of secretion and inflammatory factors after tonsil surgery, you can take cough suppressing medicines under the guidance of professional doctors, such as compound licorice tablets, Chuanbei Qinglong syrup or Chuanbei cough syrup. The use of compound borax gargle, furacilin gargle and other gargle solution gargle, to keep the pharyngeal cavity clean, to reduce the secretion and inflammatory factor stimulation. 2. Anti-infection treatment: If the cough is caused by bacterial infection leading to inflammation of the throat, anti-infection treatment can be carried out, bacterial infection can be cefixime, amoxicillin, roxithromycin, etc., and viral infection can be ribavirin, acyclovir and so on. If the cough after tonsil surgery, it is recommended to go to the regular hospital as soon as possible, and follow the doctor’s instructions to standardize the use of drugs and treatment.