Beclomethasone propionate nasal aerosol, mainly used for the prevention and treatment of perennial and seasonal allergic rhinitis, can also be used for vasodilatory rhinitis, the general use of the drug treatment time should not exceed 3 months, or follow the doctor’s instructions, can not be used for a long time. Beclomethasone propionate nasal aerosol belongs to the glucocorticoid class of drugs, mainly used in the treatment of allergic rhinitis, chronic sinusitis, etc., its main ingredient is beclomethasone propionate, which has a strong local anti-inflammatory and anti-allergic effect. However, because it contains certain hormone components, it will easily cause drug rhinitis, leading to hypertrophy of the turbinate mucosa, and may also cause dryness and erosion of the nasal mucosa, theoretically resulting in perforation of the nasal septum, so there will be certain side effects if used for a long time. Beclomethasone Propionate Nasal Aerosol may have drug interactions when used concurrently with other medications, and it is recommended that the medication be administered under the guidance of a physician or pharmacist. It is contraindicated in patients with severe hypertension, diabetes mellitus, gastroduodenal ulcer, osteoporosis, history of psychosis, epilepsy and glaucoma. If symptoms do not improve after 14 days of using the drug, consult a physician. Therefore, for patients who need to use Beclomethasone Propionate Nasal Aerosol, it is important to use the drug under the guidance of a doctor.