Mometasone Furoate Nasal Spray
Nasonex is a prescription nasal spray containing mometasone furoate, a topical corticosteroid used to treat seasonal and year-round allergy symptoms such as nasal congestion, sneezing, runny nose, and itching. It is also prescribed for nasal polyps. The medication works by reducing inflammation directly in the nasal passages.
Nasonex is a nasal corticosteroid spray that relieves allergy symptoms and treats nasal polyps by reducing inflammation in the nasal passages.
Key facts at a glance
- RxNorm
- 153376
- Generic
- Nasonex
- Class
- brand-name
- Brands
- —
- Availability
- rx
- Lactation
- unknown
- Routes
- —
- Forms
- —
- Regions
- US, EU, CN, JP
- Monitoring
- —
This page is for informational purposes only.
Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.
Treats seasonal allergic rhinitis (hay fever), perennial allergic rhinitis, and nasal polyps in adults and children as young as 2 years old.
Mometasone furoate is a corticosteroid that reduces inflammation and immune responses in the nasal lining when sprayed directly into the nostrils, decreasing swelling and allergic reactions.
For intranasal use only; does not provide immediate relief and typically takes several days of regular use for full effect. Common side effects may include headache, nasal irritation, and nosebleeds. Prime the pump before first use and shake gently before each use. Consult your doctor if using for extended periods.
Official drug label
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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed July 26, 2026. · Read our editorial policy