There is no magic trick to solve the stuffy nose at night, the common causes of nasal congestion are colds, rhinitis, sinusitis, adenoid hypertrophy, turbinate hypertrophy, etc., according to the cause of the targeted treatment. 1. Colds: Drink more water, rest more, cold symptoms are serious and should be promptly hospitalized. 2. Rhinitis, sinusitis: nasal irrigation, glucocorticoid nasal spray, etc., so that the nasal secretions diluted easy to discharge to relieve nasal congestion. 3. Adenoid hypertrophy: Nasal congestion caused by enlarged adenoids needs to be treated according to the degree of adenoid enlargement and to the general treatment, including drug treatment (pharyngeal flat particles, etc., and antibacterial drugs such as cephalexin for infected people), nasal irrigation, etc., and surgical treatment for serious cases. 4. Nasal turbinate hypertrophy: nasal congestion is mostly persistent, mild cases can be nasal spray glucocorticoids or vasoconstrictor drugs to relieve nasal congestion, drug therapy is not ideal for physical therapy or surgery, such as turbinate sclerosing agent injection, turbinate electrocautery or laser, turbinate part of the resection, and so on. There may be other causes of nasal congestion, such as nasopharyngeal tumors, etc. It is recommended to go to the hospital to find out the cause of the disease and then targeted treatment. The above medications should be used under the guidance of a doctor, avoid self-medication.