According to general data, 80 patients with chronic rhinitis admitted from June 20 13 to May 20 14 were randomly divided into observation group and control group, with 4|D patients in each group. All the selected patients met the diagnostic criteria of chronic rhinitis in otorhinolaryngology head and neck surgery, and underwent nasal endoscopy (swelling and congestion of nasal mucosa, nasal cavity and nasal cavity). In the observation group, there were 65438 0.8 males and 22 females, aged from 7 to 55 years, with an average age of (3465438 0.5) years. The course of disease is 4 months to 15 years; There were 24 cases of simple rhinitis and 6 cases of hypertrophic rhinitis/kloc-0. In the control group, there were 24 males and 65438 06 females, ranging in age from 8 to 52 years, with an average age of (36 2.5) years. The course of disease was 5 months ~ 12 years, with 25 cases of simple rhinitis and 5 cases of hypertrophic rhinitis 15. Patients with severe heart, liver and renal insufficiency, pregnant women and lactating women, hyperthyroidism and other patients were excluded. There is no significant difference between the two groups in general data such as sex, age, disease type and course of disease (P & gt0.05), which is comparable. Treatment methods Patients in the observation group were given Flos Magnoliae Bishushuang spray, 5 ~ 6 times a day, 1 month for 1 course of treatment, taking it continuously for 2 courses, and cooperating with microwave treatment. Before operation, introduce the process and matters needing attention of microwave therapy to patients in detail, eliminate their nervousness, and guide patients to sit down, and routinely disinfect, spread towels and clean nasal cavity during operation. Results: There were no obvious adverse reactions in the two groups during the treatment. The total effective rate of patients in the observation group was 92.5%, which was significantly better than that in the control group (62.5%), and the difference was statistically significant (P