Mometasone Furoate Nasal Spray is a topical glucocorticosteroid, not recommended for long-term use, and should be used under medical supervision. Mometasone furoate nasal spray belongs to the local glucocorticosteroid drug, in the clinic is mostly used for the treatment of adults, adolescents and children aged 3 to 11 years of age seasonal or perennial rhinitis, for patients over 12 years of age who have had moderate to severe seasonal allergic rhinitis symptoms, it is advocated to use the product as a prophylactic treatment 2 to 4 weeks before the beginning of the pollen season. Adverse reactions to this drug include nosebleeds, headache, pharyngitis, nasal irritation, burning sensation and even the development of nasal ulcers. The drug is contraindicated for those who are allergic to any of the components of the product, in addition to pregnant as well as lactating women. Although the instructions indicate that the drug does not cause systemic effects in doses that exert a local anti-inflammatory effect. However, long-term use is not recommended. If the patient’s condition requires a longer period of use, it is recommended to regularly examine the nasal mucosa and use the drug under the supervision of a medical professional. Any adverse reactions during the use of the drug, it is recommended to stop the drug and seek medical attention.