Cetirizine can treat rhinitis, its main content is as follows: First, cetirizine treatment for rhinitis is mainly for allergic rhinitis, if the patient is not allergic rhinitis, cetirizine treatment has little effect. Cetirizine is a second-generation antihistamine drug with a long-acting antihistamine effect, which can alleviate patients’ sneezing, itchy nose, runny nose and other related symptoms, as well as itchy eyes and other related conditions. Secondly, cetirizine for rhinitis is indicated for adults and children over two years of age, and is not clinically recommended for patients under two years of age. Some patients may experience mild drowsiness, dry mouth, gastrointestinal discomfort, etc. during the application process. Third, cetirizine is best used in combination with other nasal spray hormones and antihistamine nasal sprays in the treatment of allergic rhinitis, the effect will be more satisfactory. All in all, cetirizine can treat allergic rhinitis, this drug belongs to the prescription drugs, patients should be checked by the local hospital doctor after the application, clear patients can use, only then you can choose to use this drug.