Congested and dry nasal passages need to be treated according to their cause. The possible causes are categorized into two types: physiological factors and pathological factors, and general treatment and medication are taken after diagnosis. 1. Physiological factors: usually do not like to drink water, dry environment, etc., can cause nasal congestion and dry phenomenon. This phenomenon does not require special treatment, you can use special physiological sea salt water nasal spray to improve the symptoms, and at the same time can be used with indoor humidifier to maintain the right humidity in the air. 2. Pathological factors: acute rhinitis, nasal vestibulitis, sinusitis and other nasal inflammation, can also cause nasal congestion and dry phenomenon. Treatment can follow the doctor’s instructions to use glucocorticoid nasal spray, such as fluticasone propionate, mometasone furoate and so on. The phenomenon of nasal congestion and dryness, the patient should go to the hospital in a timely manner to clarify the diagnosis, follow the doctor’s instructions to take standardized treatment, so as to avoid delaying the condition, and not to use the above drugs indiscriminately, so as not to lead to adverse consequences.