Children may get cold accidentally, which may cause cold and runny nose, and the main treatment methods are cleaning the nasal cavity, life care, medication, and so on. 1. Clearing the nasal cavity: nasal congestion and runny nose are also common symptoms after a cold. Parents can use saline to clear the nasal cavity and nasal aspirator to reduce nasal discharge and relieve nasal congestion. 2. Nursing care: Increase water intake, eat a light and nutritious diet, and get enough rest to help your child recover. At the same time, pay attention to keep warm, maintain indoor air circulation and cleanliness. 3. medication: if the general treatment does not relieve, you can take pediatric aminophenol xuanamin granules and other anti-flu medication, such as secondary bacterial infections, but also oral cephalosporin and other antibiotic treatment. Children with colds and runny noses are advised to consult a doctor for timely treatment and therapy. The medication should be in accordance with the doctor’s instructions.