Nasal congestion in young children may be related to bronchitis, allergic rhinitis and adenoid hypertrophy, which can be treated with general treatment, medication or surgery according to the cause. 1. Bronchitis: young children with bronchitis, cough, nasal congestion, if the serious viral infection can be treated with interferon, in clear bacterial infection can be treated with antibiotics such as cefixime. Daily care should pay attention to keep warm, avoid colds and so on. 2. Allergic rhinitis: If you are allergic or have repeated contact with allergens, it is easy to induce the disease, thus causing paroxysmal sneezing, nasal congestion and nasal itching. Treatment of the disease should be timely away from allergens, avoid contact with susceptible factors, oral loratadine and other anti-allergy drugs. If the nasal congestion is severe, fluticasone furoate nasal spray can be given to relieve. 3. Adenoid hypertrophy: mainly including physiological hypertrophy and pathological hypertrophy, physiological hypertrophy caused by the nose, generally no special treatment, to be age after the adenoids will gradually shrink. Pathological hyperplasia and hypertrophy, there are surgical indications need to be operated as soon as possible. There may be other reasons for nasal congestion in young children, so they need to consult a doctor in time and analyze the cause of the problem through professional guidance, and then carry out regular treatment.