Children’s itchy nose rubbing may be due to dry air, rhinitis, colds and other conditions, according to the different causes, general treatment and medication. 1. Dry air: common in the fall and winter season when the air humidity is low, resulting in dry nasal mucosa and the above symptoms, can be relieved by increasing water intake, indoor use of humidifiers and other methods. 2. Rhinitis: the above symptoms can be caused by allergy to certain substances such as pollen, cold air, etc., in addition to avoiding contact with allergens, the use of loratadine, cetirizine and other drugs as prescribed by the doctor. 3. Cold and flu: children with cold and flu can have itchy nose and always rub their nose due to the increase of nasal secretion, which can be treated with pediatric aminophenol xuanamin granules and so on. It is recommended to go to the hospital in time to avoid delaying the condition, and the medication should be reasonably applied according to the doctor’s instructions.