Nasal congestion is commonly caused by chronic rhinitis, sinusitis, deviated septum, nasal swelling and other diseases, which need to be selected according to the cause of targeted treatment. 1. Chronic rhinitis, sinusitis: nasal congestion due to nasal mucosal congestion, edema, resulting in nasal congestion, you can use vasoconstrictors such as hydroxymetazoline hydrochloride nasal spray (atrophic or dry rhinitis prohibited), or glucocorticosteroid fluticasone propionate nasal spray, nasal spray to relieve nasal congestion. 2. Deviated nasal septum: mostly caused by congenital or traumatic nasal dysfunction, which requires corrective surgery of the nasal septum in order to completely improve the condition. 3. Nasal mass: such as nasal polyps, nasal cavity and sinus tumors can also cause nasal congestion, medication or oral or nasal spray can not improve nasal ventilation, the need for surgery to lift the blockage of the mass to improve nasal ventilation. There are symptoms of nasal congestion, should actively seek medical attention to clarify the diagnosis, under the guidance of the doctor to standardize the use of medication and treatment.