Dot 3 years old, always do not cough by day how to do at night cough

The child is 3 years old, always does not cough during the day and cough at night may be bronchitis, it is recommended to use sand butanol sulfate aerosol nasal spray to alleviate cough symptoms, let the child take compound fresh bamboo juice, ambroxol hydrochloride tablets and other cough expectorant, if there is mycoplasma infection can take erythromycin, azithromycin anti-inflammatory.