The nose is too dry, may be dry rhinitis, atrophic rhinitis, nasal vestibulitis and so on caused by the need for medication, surgical treatment and so on according to the specific disease. 1. dry rhinitis: oral vitamins (vitamin A, vitamin C) to supplement vitamins, to protect the nasal mucosa. 3% lincomycin, 5% glucose saline to prevent nasal infections, keep the nasal mucosa moist and clean. 2. Atrophic rhinitis: compound estradiol drops, 25% glucose glycerin can be used to lubricate the mucosa. Use 1%~3% streptomycin solution for nose drops to inhibit bacterial growth, reduce inflammatory erosion and facilitate epithelial growth; use 1% compound menthol camphor oil, cod liver oil, paraffin oil and other nose drops to lubricate the mucosa, promote mucosal blood circulation and soften the pus crusts to facilitate blowing out. Turbinoplasty can reduce the size of nasal cavity and relieve dryness and crusting of nasal cavity. 3. Nasal vestibulitis: Antiseptic and antipruritic drugs (3% hydrogen peroxide solution) can be used to disinfect the skin of the nasal vestibule to relieve itching. Antibacterial drugs (sulfathiazole ointment) can inhibit bacterial growth and reproduction. There are many reasons why the nose is too dry, it is recommended to go to the hospital in time, timely treatment.