Dry nose and dry air, dry atrophic rhinitis, allergic rhinitis and other reasons related to the dry nose, dry nose can be solved by hot compresses, saline rinse, pay attention to diet and treatment of the cause and so on. 1. Dry air: dry air in autumn and winter leads to dry nose, you can use a towel hot compresses to improve, you can also use water vapor nasal fumigation, so that the nasal cavity becomes moist to improve the symptoms of dry nose. You can also place an air humidifier indoors to help improve indoor humidity. 2. Dry and atrophic rhinitis: dry and atrophic rhinitis can lead to nasal dryness, you can first pay attention to diet and nutritional balance, eat more fresh vegetables and fruits, drink more water; usual saline rinse nasal cavity, improve the symptoms of nasal dryness; the use of cod liver oil drops, menthol drops and so on to keep the nasal cavity moist. 3. Allergic rhinitis: long-term allergic rhinitis can dry nasal mucosa, need to find allergens, keep away from allergens, local spray fluticasone propionate nasal spray, oral loratadine, cetirizine hydrochloride and other medicines for serious cases. When the dry nose persists without relief, it is recommended to go to the regular hospital in a timely manner, the use of drugs need to be guided by a doctor.