Frequent coughing in children may be associated with allergic cough, cough variant asthma, bronchitis, etc. Different medications can be taken according to the cause. 1. Allergic cough: If the child coughs often and for a long time, it can also be considered as allergic cough. The symptoms usually improve when the allergens are kept away, so the allergens should be identified. If the symptoms are severe, antihistamines such as loratadine syrup or cetirizine hydrochloride drops can be used as prescribed by the doctor. 2. Cough variant asthma: it is a kind of asthma, manifested by frequent dry cough. It can be treated with glucocorticoid drugs, such as budesonide inhalation aerosol. 3. Bronchitis: bronchitis is a variety of factors lead to the trachea, bronchial mucosa and its surrounding tissue inflammation, suffering from bronchitis children in addition to the symptoms of frequent coughing, will also be accompanied by coughing up sputum. It is necessary to identify the infecting germs for targeted treatment, such as cefaclor, azithromycin and so on. There are other reasons why children often cough, it is recommended to go to the hospital in a timely manner to identify the cause of the disease, to carry out standardized treatment, so as not to delay the condition. All of the above medications should be used under the guidance of a doctor, avoid self-medication.