Please note: a valid prescription is required for all prescription medication.
Nasonex® aqueous nasal spray is a prescription corticosteroid for allergic rhinitis and nasal polyps. This page explains how it works, who it suits, and how to use it, with pricing help for people without insurance. US shipping from Canada is available for eligible prescriptions.
What Nasonex Is and How It Works
This medicine contains mometasone furoate, a corticosteroid delivered inside the nose. It reduces inflammatory signaling in the nasal lining. Lower inflammation can ease congestion, sneezing, itching, and a runny nose. In people with nasal polyps, the treatment may help decrease polyp size and improve airflow. Effect builds with consistent daily use.
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It acts locally in the nasal passages with minimal systemic exposure when used as directed. It is not a decongestant and does not provide the immediate effect seen with topical vasoconstrictors. Regular technique and adherence matter for best control.
Who It’s For
Indications include the treatment of symptoms of Allergic Rhinitis in adults and children, including seasonal and perennial forms. It is also used for the prophylaxis of seasonal allergic rhinitis in patients 12 years and older, started before pollen exposure. Adults with Nasal Polyps may also receive this therapy under a clinician’s supervision.
People with known hypersensitivity to any component should not use it. Avoid use in patients with untreated localized infections involving the nasal mucosa. Delay use after nasal surgery or trauma until healing occurs. Use caution if you have ocular herpes, glaucoma, cataracts, or severe immunosuppression. Pediatric dosing and duration should follow the approved label and clinician guidance.
Dosage and Usage
Follow your prescriber’s directions and the official label. For allergic rhinitis in adults and adolescents, many start at two sprays in each nostril once daily. Some patients may maintain control with fewer actuations as guided by a clinician. Children 2 to 11 years often use one spray in each nostril once daily. For nasal polyps in adults, the label includes a higher total daily dose; your prescriber will set the schedule.
Prime before first use and if the device has not been used for one week or longer. Shake the bottle gently, then release sprays away from the face until a fine mist appears. Gently blow your nose. Insert the tip, aim slightly outward, and keep the head upright with a slight forward tilt. Press to spray while breathing in gently. Avoid directing the spray at the nasal septum. Wipe the tip and replace the cap after use. Do not share the device.
Mometasone Furoate Nasal Spray 50 mcg is administered intranasally and intended for regular daily use. If symptoms persist or change, consult a healthcare professional for evaluation. Do not change your dose without clinical advice.
Strengths and Forms
This product is supplied as an aqueous nasal spray for intranasal administration. Each actuation typically provides 50 mcg of mometasone furoate. Bottles may be available in different sizes; check the label for total metered sprays. Nasonex Aqueous Nasal Spray 120 sprays is a commonly referenced presentation, though availability can vary.
Missed Dose and Timing
Use the dose when you remember. If it is almost time for the next dose, skip the missed one. Do not use extra sprays to make up for a dose. Aim to use it at the same time each day for consistency. Plan your Nasonex Aqueous Nasal Spray refill ahead of time to avoid interruptions.
Storage and Travel Basics
Store at room temperature as directed on the label. Protect from excessive heat and freezing. Keep the bottle capped, clean the nozzle routinely, and keep out of reach of children. Do not puncture or attempt to refill the device. If the spray stream becomes inconsistent, clean the tip per the instructions, and re-prime as specified.
When traveling, carry the bottle in your hand luggage with the original pharmacy label. Pack a copy of your prescription. Keep the medicine upright and protected from crushing. You can store a backup bottle in a separate bag in case of loss. Dispose of empty or expired bottles as advised by your pharmacist.
Benefits
This corticosteroid therapy targets inflammation inside the nose. With regular use, it can reduce sneezing, itching, congestion, and rhinorrhea. For polyp disease, it may lessen polyp size and improve nasal breathing. Once-daily schedules simplify routines for many patients. Intranasal delivery focuses effect at the site of symptoms.
It can be used alongside oral antihistamines or saline rinses if a prescriber recommends combination therapy. For broader symptom education, see the category page for Nasal Congestion.
Side Effects and Safety
- Nosebleeds or blood-tinged mucus
- Nasal irritation or dryness
- Sore throat or cough
- Headache
- Upper respiratory symptoms
- Unpleasant taste or smell
Serious effects are uncommon but can include hypersensitivity reactions, nasal septum perforation, raised intraocular pressure, or cataracts with long-term use. Localized Candida infection can occur. Growth effects have been reported with some corticosteroids in pediatric use; height monitoring may be considered. Use caution with active or latent infections, recent nasal surgery or trauma, and ocular herpes. Seek urgent care for severe allergic reactions.
Drug Interactions and Cautions
Strong CYP3A4 inhibitors (such as ritonavir, cobicistat, or ketoconazole) may raise corticosteroid exposure; discuss risks with your prescriber. Combining multiple intranasal products should be clinician-directed. Report any history of glaucoma or cataracts. If recurrent infections occur, reassessment may be needed. For respiratory risk context, read our article on Respiratory Complications.
What to Expect Over Time
Symptoms often improve with consistent daily use. Some people notice better control across days and weeks; others need an adjustment directed by a clinician. Maintaining good technique and adherence is important. If you rely on short-term decongestants, your prescriber may advise tapering those as control improves. Reassess treatment before peak allergy seasons or as your environment changes.
Compare With Alternatives
Leukotriene receptor antagonists can aid nighttime or ocular symptoms in some patients. We offer Singulair®, which is taken orally and may complement intranasal therapy under medical guidance.
For short-term relief of sinus pressure, an oral decongestant combination can be considered when appropriate. See Sudafed® Head Cold Sinus for episodic use, as directed by a clinician. Decongestants are not substitutes for intranasal corticosteroids in chronic allergic rhinitis.
Pricing and Access
Nasonex cash price varies by supply size and pharmacy partner. We display current options so you can compare packages and select what fits your prescription. Ships from Canada to US supports access for eligible patients, and we use secure, encrypted checkout.
To compare rates, look at Mometasone nasal spray price alongside brand listings and see how packaging affects total out-of-pocket amounts. If you are seeking limited-time offers, check our Promotions page for current details. Final amounts depend on your prescription, quantity, and dispensing pharmacy.
Availability and Substitutions
Supply can vary. If a specific bottle size is not available, a prescriber may recommend an alternative corticosteroid spray or an equivalent mometasone product from another manufacturer. Substitutions should match the prescribed strength and route. We do not provide timelines for restocks.
Patient Suitability and Cost-Saving Tips
This treatment may suit patients with persistent allergic symptoms who need daily control, and adults with polyps under specialist care. It may be unsuitable with ongoing nasal infections, recent nasal surgery, or uncontrolled glaucoma. Track symptoms to inform follow-ups. Buy Mometasone nasal spray in multi-month quantities when your prescription allows; fewer shipments can reduce overall fees. Set refill reminders to maintain steady control. For broader selection, browse Allergies.
Questions to Ask Your Clinician
- Daily schedule: once or twice
- Priming: when to re-prime
- Technique: aiming and sniffing
- Combination therapy: when needed
- Seasonal planning: before pollen
- Eye monitoring: if long-term use
- Pediatric growth: monitoring approach
- When to reassess: symptom changes
Authoritative Sources
FDA DailyMed | Health Canada DPD | Manufacturer Information
Start your order at CanadianInsulin for US delivery from Canada with prompt shipping and temperature-controlled handling when required. This information does not replace advice from your healthcare professional.
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What conditions does this nasal steroid treat?
It is indicated for the treatment of seasonal and perennial allergic rhinitis symptoms. It is also used to prevent seasonal allergic rhinitis in patients 12 years and older when started ahead of exposure. Adults with nasal polyps may use the spray under specialist guidance. Nasonex should not be used in people with hypersensitivity to components or in those with untreated nasal infections until they are managed by a clinician.
How should I prime and use the spray?
Before first use, shake the bottle and prime until a fine mist appears. Re-prime if not used for a week or longer. Gently blow your nose, keep your head slightly forward, and aim the nozzle outward from the septum. Press to actuate while inhaling gently, then exhale through the mouth. Wipe the tip and recap. Do not share the device to reduce infection risk.
Can children use this therapy?
The label includes pediatric use for allergic rhinitis with age-specific dosing. Children 2 to 11 years commonly use a lower daily amount than adolescents and adults. Growth should be monitored during long-term corticosteroid therapy. For nasal polyps, adults are the primary population. A pediatric specialist should determine suitability for younger patients and set the regimen.
What if I miss a dose?
Use the dose when you remember. If it is almost time for the next scheduled dose, skip the missed dose and return to your regular routine. Do not double up sprays. Keeping the bottle visible and setting reminders can help maintain steady control. If you often miss doses, discuss adherence options with your prescriber at your next visit.
What side effects should I watch for?
Common effects include nosebleeds, nasal irritation, sore throat, headache, and upper respiratory symptoms. Rare risks include hypersensitivity, nasal septum perforation, increased eye pressure, or cataracts with prolonged use. Local Candida infection can occur. Seek urgent care for severe allergic reactions like swelling or breathing trouble. Report persistent nosebleeds or vision changes to your clinician.
Can I use this with antihistamines or decongestants?
Combination therapy may be recommended for added symptom control. Oral antihistamines can help with itching and eyes. Short-term oral decongestants may ease pressure, but they are not substitutes for daily intranasal steroids. Avoid using multiple nasal products without guidance, and inform your prescriber about all medicines and supplements you take.
Is there a generic version available?
Generic mometasone nasal spray products exist in many markets. Availability can vary by country and by dispensing pharmacy. If the brand is unavailable, your prescriber may consider a therapeutically equivalent mometasone spray. Any substitution should match the strength and route. Check current supply with the dispensing pharmacy and confirm suitability with your clinician.
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