Mometasone furoate nasal spray is hormonal and not recommended for long-term use, except that it is a nasal spray dosage form indicated for the treatment of seasonal or perennial rhinitis in adults, adolescents, and children 3-11 years of age. For patients who have had moderate to severe symptoms of seasonal allergic rhinitis, it is advocated that the medication should be started prophylactically 2-4 weeks prior to the start of the pollen season. Mometasone furoate nasal spray is a prescription drug and should always be used under the guidance of a physician after a standardized hospital visit. If the medication is used under the correct guidance of the doctor and under the guidance of the doctor’s prescription, the time of use can be extended appropriately and the duration of medication can be prolonged, but this time must be on the basis of regular review and follow-up. Be sure to let the doctor decide whether to reduce the dosage or stop the medication when necessary. It is also important to note that if any serious adverse reactions or symptoms occur, the medication must be discontinued promptly and a hospital visit must be made. In addition, it is important to read the instructions before using the medication to understand the precautions, adverse reactions, and contraindications to use, usage, and dosage of the medication at intervals, etc.