8-year-old child often cough bad how to do

8-year-old children always cough may be caused by pertussis, improper medication, excessive spicy diet, inhalation of foreign matter and allergic cough, etc., should be admitted to hospital for respiratory examination. If allergic cough is diagnosed, it should be admitted to hospital to take anti-allergic drugs and cough expectorant drugs for treatment, if necessary, can also be prescribed aerosol inhalation treatment.