Air purifiers can improve the symptoms of rhinitis in patients and reduce the chances of rhinitis onset, especially useful for allergic rhinitis. Air purifiers can effectively adsorb, decompose and transform various pollutants in the air, including dust, dust mites, and various odors from renovation, PM2.5, etc. It has a good effect on the patient’s rhinitis and can reduce the frequency of rhinitis onset. Patients are advised to exercise more in their lives to enhance their immune system. If you have rhinitis, you can use an air purifier, which is good for the patient’s body. At the same time, you can apply drugs for rhinitis to reduce clinical symptoms, commonly used is mometasone furoate nasal spray, oral medication can be used for rhinitis pellets, active application of drugs, coupled with air purifiers, the patient’s rhinitis will be significantly improved.