The child is fine during the day and coughing at night can be seen in cough variant asthma, respiratory tract infections, etc. Intervention needs to be decided according to the cause, such as cough variant asthma need to be nebulized and other treatments. 1. Cough variant asthma: cough is mostly dry, often lasts a long time, mostly in the night attack, the cough can be severe vomiting, the treatment requires the use of inhaled glucocorticosteroids (such as budesonide) for nebulization treatment. 2. Respiratory tract infections: such as pertussis, there can be obvious paroxysmal cough, can be manifested at night, spasm cough common cough vomiting performance. Treatment requires the use of macrolide antibacterial drugs (such as erythromycin) anti-infection, budesonide nebulization and other treatments, need to pay attention to respiratory isolation. 3. Other: such as rhinitis – sinusitis, due to the night nasal secretion backflow can appear to stimulate the cough symptoms, the need to use nasal glucocorticoids (such as mometasone furoate) nasal spray and physiological sea saline nasal rinse and other treatments. If your child is fine during the day and coughs at night, it is recommended that you seek medical attention from a physician who specializes in the treatment of coughs. All of the above medications should be used under the supervision of a physician.