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Nasacort Allergy 24HR Nasal Spray

Generic name: triamcinolone (nasal) [ TRYE-am-SIN-oh-lone ]
Brand name: Nasacort Allergy 24HR
Drug class: Nasal steroids

Medically reviewed by Philip Thornton, DipPharm. Last updated on Aug 23, 2023.

What is Nasacort Allergy 24HR?

Nasacort Allergy 24HR Nasal Spray contains triamcinolone, a corticosteroid medicine that prevents the release of substances in the body that cause inflammation.

Nasacort Allergy 24HR is used to treat sneezing, itching, and runny or stuffy nose caused by seasonal allergies or hay fever.

Nasacort Allergy 24HR may also be used for purposes not listed in this medication guide.

Warnings

Nasacort Allergy 24HR should not be given to a child younger than 2 years old.

Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

Nasacort side effects

Get emergency medical help if you have signs of an allergic reaction to Nasacort: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have:

Triamcinolone can affect growth in children. Tell your doctor if your child is not growing at a normal rate while using this medicine.

Less serious Nasacort side effects may be more likely, and you may have none at all.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Before taking this medicine

You should not use Nasacort Allergy 24HR if you are allergic to triamcinolone.

Ask a doctor or pharmacist if this medicine is safe to use if you have ever had:

Ask a doctor before using this medicine if you are pregnant or breastfeeding.

Nasacort Allergy 24HR should not be given to a child younger than 2 years old.

How should I use Nasacort Allergy 24HR?

Use Nasacort exactly as directed on the label, or as prescribed by your doctor.

Do not take by mouth. Nasacort Allergy 24HR is for use only in your nose.

Read and carefully follow any Instructions for Use provided with your medicine. Ask your doctor or pharmacist if you do not understand these instructions.

Before your first use, prime the nasal spray pump by spraying the medicine into the air until a fine mist appears. If the nasal spray has not been used for longer than 2 weeks, prime it by spraying the medicine into the air until a fine mist appears.

Shake the Nasacort nasal spray bottle well just before each use.

To use the nasal spray:

Stop using Nasacort Allergy 24HR and call your doctor if your symptoms do not improve after 7 days of treatment, or if you have a fever with a headache, cough, or skin rash.

Do not share the nasal spray with another person, or you could spread germs or disease.

Store at room temperature away from moisture and heat. Keep the bottle tightly closed when not in use.

Dosing information

Usual Adult Dose of Nasacort Nasal Spray for Allergic Rhinitis:

Nasal aerosol:
2 actuations in each nostril once a day; may increase after 4 to 7 days up to 4 actuations in each nostril once a day, or 2 actuations in each nostril twice daily, or 1 actuation in each nostril 4 times a day.

Nasal spray:
2 sprays in each nostril once a day; titrate to lowest effective dose after symptoms are controlled. Usual maintenance dose is 1 spray in each nostril once a day.

Usual Pediatric Dose of Nasacort Nasal Spray for Allergic Rhinitis:

Nasal spray:
2 years to 5 years: 1 spray in each nostril once a day;
6 years to 11 years: 1 spray in each nostril once a day; maximum dose is 2 sprays in each nostril once a day, titrate to lowest effective dose after symptoms are controlled.
12 years or older: 2 sprays in each nostril once a day; titrate to lowest effective dose after symptoms are controlled. Usual maintenance dose is 1 spray in each nostril once a day.

What happens if I miss a dose?

Use the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not use two doses at one time.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

An overdose of Nasacort Allergy 24HR is not expected to produce life threatening symptoms. However, long term use of high steroid doses can lead to symptoms such as thinning skin, easy bruising, changes in the shape or location of body fat (especially in your face, neck, back, and waist), increased acne or facial hair, menstrual problems, impotence, or loss of interest in sex.

What should I avoid while using triamcinolone nasal?

Avoid getting Nasacort Allergy 24HR in your eyes.

Avoid being near people who are sick or have infections. Call your doctor for preventive treatment if you are exposed to chickenpox or measles. These conditions can be serious or even fatal in people who are using triamcinolone.

What other drugs will affect Nasacort Allergy 24HR?

Ask a doctor or pharmacist before using Nasacort Allergy 24HR with any other medications, especially:

This list is not complete. Other drugs may interact with triamcinolone, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.

Further information

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use Nasacort nasal spray only for the indication prescribed.

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.