Children’s mometasone furoate nasal spray is mainly used for the treatment of allergic rhinitis, children can safely use, generally use the drug for about 1 year will not affect the growth and development. Mometasone furoate belongs to the nasal glucocorticoid, the daily use amount is 2 times a day, each time 2 sprays per nasal cavity, the effect is not good also can be 4 times a day. Shake the bottle well before use, and aim at the middle of the nasal cavity when spraying the nose, not to use the drug for a long time on the septal surface, which may cause perforation of the septum. If the patient experiences dryness of the nasal mucosa, obvious burning sensation, or significant nasal bleeding, nasal irritation and nasal ulcers, the doctor should be consulted and the medication can be changed if necessary. In addition, patients need to clean the nozzle after each dose to avoid bacterial infection. However, patients should be careful not to use sharp objects to clean the nozzle to avoid blockage or damage to the nozzle.