4-year-old children always cough at night during the day does not cough is how to return a responsib

This situation is more considered due to bronchopneumonia, allergic cough, airway hyperresponsiveness, pneumonia, acute pharyngitis, etc. It is recommended to go to the hospital to find a doctor for respiratory examination. If it is caused by allergic cough, you need to follow the doctor's advice to use anti-allergic drugs. When the cough is more serious, you need to use cough relief drugs.