Allergic rhinitis is the nasal mucosa in contact with allergic substances caused by sinusitis is the inflammation of the sinus area, the onset of different parts, can not compare which serious. 1. Allergic rhinitis: the main symptoms are sneezing, runny nose, etc.; treatment is mainly anti-allergy, you can choose nasal spray hormones, such as glucocorticoid preparations, etc.; you can also choose to take oral anti-allergy drugs under the guidance of the physician, such as loratadine granules, chlorpheniramine maleate tablets, etc.; the main preventive method is to avoid contact with allergens. 2. Sinusitis: the main symptoms of nasal congestion, runny nose, and the sinuses have pus nasal discharge, the patient will have a headache, dizziness, etc.; treatment is mainly anti-infective, can be selected under the guidance of the physician cefixime capsules, combined with anaerobic infections, can be combined with oral metronidazole or tinidazole. Whether it is sinusitis or allergic rhinitis, it is safer to go to the ENT department of the hospital in time and use the medication under the guidance of a professional physician.