Children’s runny nose does not exist in the fast saying, need to be based on the cause of targeted treatment, may be related to allergic rhinitis, cold and other factors. 1. Allergic rhinitis: children who often appear above, may be caused by allergic rhinitis, in addition to the usual avoidance of allergens, but also need to pay attention to take the relevant anti-allergy drugs, such as cetirizine hydrochloride and other drugs. 2. Colds: children with colds resulting in runny nose symptoms, need to do a good job supporting supportive treatment, combined with bacterial infections need to use cephalosporin, amoxicillin and other antibiotics for anti-infective treatment, viral infections do not need to use antiviral medication, if it is influenza A and B, you can comply with the doctor’s orders to use antiviral drugs, such as oseltamivir, to shorten the duration of the disease. Children with runny noses may also have other reasons, it is recommended to go to the hospital in time for relevant examinations to clarify the cause of the disease, and then follow the doctor’s instructions for targeted treatment. The above medications are recommended to be taken under the guidance of a doctor, and should not be used on their own.