The etiology of dry rhinitis may be related to environmental factors, systemic diseases, drug factors, medical factors, and poor living habits. 1. Environmental factors: living in a dusty environment, dry air, continuous high temperature, etc. can induce dry rhinitis. 2. Systemic diseases: such as indigestion, vitamin deficiency, anemia, dry syndrome and other systemic diseases can induce dry rhinitis. 3. Drug factors: frequent use of glucocorticoid nasal spray, such as beclomethasone propionate nasal aerosol, budesonide spray, etc.; nasal decongestant, such as furosemide nasal drops, seroquel nasal spray, etc., can also induce dry rhinitis. 4. Medical factors: prolonged nasal oxygenation, head and neck radiotherapy. 5. Bad life habits: often a lot of smoking, drinking, eating spicy, stimulating food, can induce dry rhinitis. Dry rhinitis patients, it is recommended to consult a doctor as soon as possible to clarify the cause of the disease, standardized treatment under the guidance of physicians.