All About Allergies

Man with allergies uses his phone

What are allergies?

We need strong immune systems to fight off infections. But when our immune systems overreact to common foreign matter, allergies develop. Allergies can't be cured, but you can prevent and treat the symptoms due to hay fever or other upper repiratory reactions such as nasal congestion, runny nose, sneezing, and itchy noses.

Woman with allergies does some gardening

Allergy Causes

When it comes to normally benign allergens, your immune system goes into overdrive. Once your body has manufactured antibodies to combat a foreign substance, the next time you encounter it, all the alarms go off. Your body attempts to neutralize the invading substance - but that can also create allergy symptoms such as nasal congestion, runny nose, sneezing, and itchy nose. These upper respiratory symptoms are often called hay fever or allergic rhinitis. 

Learn more about what triggers allergies and their symptoms.

  • About Allergies

    What are allergies and why do we get them?

    Scroll To Learn More

  • Indoor Allergies

    When you are inside, allergens can surround you.

    Learn More 
  • Outdoor Allergies

    Blooms are beautiful, but watch out for pollen.

    Learn More 
  • Children's Allergies

    Kids have special reasons to fight allergies.

    Learn More 
  • Seasonal Allergies

    Autumn's ragweed, spring's flowering trees: seasonal allergies come and go.

    Learn More 
  • How to Use

    Get the most out of your Nasonex 24HR Allergy.

    Learn More 
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How Nasonex Can Help

24HR Relief. Now available without a prescription.

Now is the time for you to move on to an allergy medicine that does the job right.

Nasonex 24HR Allergy is a powerful, unscented nose spray that won't make you sleepy. Use once a day for 24HR relief of allergy symptoms, symptoms of hay fever or other upper respiratory allergies: nasal congestion; runny nose; sneezing; and itchy nose. Nasonex works all day, all night, all year.* There’s no point in waiting, when you can purchase original prescription strength Nasonex 24HR Allergy over the counter, at the store and online, without seeing a doctor. 

The best time to celebrate normal? That’s today.

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  • How To Use Nasonex 24HR Allergy

    Nasonex 24HR Allergy works best at relieving your allergy symptoms when you get a full dose. Here’s how to get started, in five easy steps.


    Step 1 SHAKE

    Shake spray bottle well. Remove cap.


    Step 2 PRIME

    Do this when:

    • Starting a new bottle

    • Bottle has not been used in one week

    • Just cleaned nozzle


    Otherwise go to step 3.

    Aim away from face. Grasp spray bottle. Pump until fine mist appears. Pumped 10 times and still no mist? Spray nozzle may be clogged. See KEEP IT CLEAN.
    NOTE: There is enough medicine in the bottle to allow for priming sprays plus the number of sprays labeled on the bottle.


    Step 3 BLOW

    Blow nose gently to clear nostrils.


    Step 4 AIM

    Close one nostril and put tip of spray nozzle in other nostril. Put just the tip into your nose. Aim slightly away from center of nose.


    Step 5 BREATHE AND SPRAY

    While sniffing gently, press down on spray nozzle once or twice (according to dosing instructions). You’ll feel a light mist in your nose. Breathe out through your mouth. Repeat in other nostril. Wipe spray nozzle with clean tissue and replace cap.

  • Dosing and Cleaning instructions

    Nasonex 24HR Allergy works best when you use it daily. Here’s how to get started.


    Children age 2-11: An adult should supervise use. Use one spray in each nostril once daily. Check with your child’s doctor if child needs to use NASONEX for longer than two months a year.


    Users age 12 or older:
    Use two sprays in each nostril every day.


    WARNING:
    Do not spray in your eyes. Only for use in your nose.


    Other important information for use:

    • Do not use more than directed.

    • If you forget a dose, do not double the next dose.

    • Do not spray into eyes or mouth.

    • If you get the spray in your eyes, rinse well with water.

    • If allergy symptoms do not improve after one week, stop using and talk to a doctor.

    • Do not share this bottle with anyone else as this may spread germs.

    • Discard 75 days after first use of the product.


    KEEP IT CLEAN
    A clean spray nozzle helps ensure a full dose. Clean it weekly, or if it’s clogged. Don’t try to unblock nozzle with pin or sharp object – that can damage it.


    1.
    Remove spray nozzle by grasping at base and pulling up.

    2. Rinse under running tap water, and dry at room temperature.

    3. Aim away from your face and gently, but firmly, replace spray nozzle. If spray nozzle is clogged, soak in warm water. Then repeat steps 2 and 3.


    Store between 20°–25°C (68°-77°F)

*Children should use for the shortest time needed for symptom relief. Talk to your doctor if your child needs to use for longer than 2 months a year. Long-term use of nasal and inhaled corticosteroids may increase the risk of glaucoma, cataracts; regular eye examinations should be considered. If new symptoms occur or your symptoms don’t improve in 7 days, stop using the product and see your doctor. Use as directed.

Resources
Centers for Disease Control and Prevention, “Gateway to Health Communication & Social Marketing Practice; Allergies,” website: http://medbox.iiab.me/modules/en-cdc/www.cdc.gov/healthcommunication/toolstemplates/entertainmented/tips/Allergies.html accessed May 25, 2022