Nose airlessness in children can be caused by upper respiratory tract infections, sinusitis, deviated septum and other diseases. According to the above causes, general treatment, drug treatment and surgical treatment can be taken. 1. Upper respiratory tract infection: If it is a viral infection, it can be cured by itself without special medication; if it is combined with a bacterial infection, you need to take antibiotics such as amoxicillin. You can temporarily relieve your nose through daily care such as hot compresses on the nose and saline cleaning of the nasal passages. Diet to high protein, high vitamin class mainly. 2. Sinusitis: When the child has sinusitis, it will also be accompanied by nasal congestion, mostly persistent nasal congestion on the affected side, mainly because of the serious swelling of the nasal mucosa, secretion aggregation. Need to use amoxicillin and other antibiotic drugs, or local use of 1% ephedrine nasal drops treatment, serious cases need surgery. 3. Nasal septum deviation: Nasal septum deviation can also lead to unilateral, or bilateral nasal congestion. These patients should avoid picking their nose with their hands and keep their nasal cavity moist and clean, and generally do not need medication. Severe cases can be treated with surgery, and common surgical procedures include submucosal correction of the nasal septum. There are many reasons why children’s noses don’t breathe, and it is recommended to choose the appropriate treatment according to the specific cause. Patients who are treated with medication need to strictly follow the doctor’s instructions.