Children with phlegm in the throat may be related to the dry environment, acute upper respiratory tract infection, allergic rhinitis, general treatment and medication can be used, there is no uniform and rapid removal of the method. 1. Dry environment: When the environment in which the child is located is too dry, but the child has the above symptoms, at this time, you can drink more water, use air humidifier to maintain a certain degree of indoor temperature and humidity, so as to improve the symptoms. 2. Acute upper respiratory tract infection: can also make the child appear throat phlegm performance, can follow the doctor’s instructions oral aminoglutethimide oral solution, aminoglutethimide hydrochloride and other drugs to dispel phlegm; such as viral infections caused by the most ineffective drugs; such as bacterial infections caused by the use of cephalexin, cephalexin and other drugs can be used to treat. 3. Allergic rhinitis: when nasal drip into the throat discomfort will also appear the above symptoms, daily life to stay away from suspected allergens, go out wearing good clothing, wear a good mask. You can use physiological sea saline to clean the nasal cavity, and if necessary, you can use antihistamines such as loratadine and cetirizine as prescribed by your doctor. All of the above drugs should be used under the guidance of a doctor, avoid self-medication. There are many other causes of phlegm in children’s throats, so parents are advised to take their children to the hospital in time to clarify the cause of the disease and standardize the treatment under the guidance of the doctor.