The following conditions are common in children with runny nose: 1. Acute upper respiratory tract infection, caused by viral infection, accompanied by nasal congestion, runny nose, early clear water-like nasal discharge, in the recovery period of the disease, the nasal discharge becomes thick and yellow, you can apply ribavirin spray to spray the mouth and nose at an early stage, the course of the disease will be cured in about ten days. 2. Allergic rhinitis, generally in the fixed season of the year appear runny, at the same time The company’s main goal is to provide the best possible service to its customers.