Pediatric cough without sputum may be due to simple cold air stimulation and other physiological factors, but also may be caused by bronchitis, there may be due to cough variant asthma, according to the cause of the difference in treatment. 1. Physiological factors: simple cold air stimulation, a transient smoke stimulation, can lead to children coughing without sputum symptoms, which is a normal protective reflex of the human body, generally can be relieved on their own, do not have to worry too much. 2. Bronchitis: children with bronchitis, especially mycoplasma, chlamydia caused by bronchitis, prone to coughing symptoms, treatment, if it is mycoplasma, chlamydia infection, you can use azithromycin for treatment. If it is caused by viral infection, it can be cured by itself without special treatment. 3. Cough variant asthma: cough variant asthma is a special type of asthma, often in the night attack, the child can also be manifested as a cough without sputum symptoms, the treatment can be used in the inhalation treatment of salbutamol, budesonide and so on. All of the above medications should be used under the guidance of a doctor, avoid self-medication. After eliminating physiological factors, if the symptoms of cough without sputum in children continue to be unrelieved, they should consult a doctor in time and ask the doctor to deal with it.