Disclaimer: This article is for informational purposes only and does not constitute medical advice. It is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of a physician or other qualified health provider with any questions you may have regarding a medical condition.

Overview

Overview of Flonase® and its pharmaceutical details.

Flonase® is a brand name nasal spray containing the active ingredient fluticasone propionate, classified as an intranasal corticosteroid. In Canada, other brands containing fluticasone propionate include Avamys®, primarily used for nasal administration, and Flovent®, which is an inhaled corticosteroid for respiratory conditions. Flonase® helps reduce inflammation in nasal passages by delivering a consistent dose of corticosteroid via spray.

Generic:fluticasone propionate
Class:Intranasal corticosteroid
Category:allergy
Over-the-Counter
Available in Canada

How Flonase® Works

How Flonase® works biologically.

Flonase® works by delivering fluticasone propionate directly to the nasal mucosa, where it reduces inflammation by suppressing the release of inflammatory substances. It binds to glucocorticoid receptors, which leads to decreased production of inflammatory cells and mediators, helping to calm swelling and irritation in nasal tissues.

Dosage Instructions of Flonase®

Available Flonase® formats in Canada.

In Canada, Flonase® is available as a nasal spray pump containing fluticasone propionate suspension. The spray is designed for intranasal use and usually comes in bottles with 50 mcg per spray dose.

Guidelines on Flonase® use and safety.

Flonase® should be used exactly as directed by a healthcare professional. Typical use involves one or two sprays per nostril once or twice daily, depending on medical advice. Users should avoid exceeding the recommended dose and should prime the spray before first use. Proper nasal administration technique helps ensure effectiveness and reduces side effects.

Storage Instructions

Proper storage conditions for Flonase®. Store Flonase® nasal spray at room temperature, away from direct sunlight and moisture. Keep the bottle tightly closed when not in use and out of reach of children. Do not freeze the product.

Side Effects of Flonase®

Common and serious side effects of Flonase®.

Common side effects may include nasal irritation, dryness, or mild nosebleeds. Serious side effects are rare but can include nasal septum perforation or allergic reactions. If unusual symptoms develop, consult a healthcare provider immediately.

Important Safety Information About Flonase®

Key Health Canada warnings and precautions.

Health Canada advises caution when using Flonase® if you have recent nasal surgery, injury, or infections. Avoid use if allergic to fluticasone propionate or any ingredients in the spray. Long-term use should be monitored by a healthcare professional to avoid systemic corticosteroid effects.

Drug Interactions

Substances to avoid with Flonase®.

Flonase® may interact with strong CYP3A4 inhibitors (e.g., ketoconazole) which can increase corticosteroid levels in the body. Inform your healthcare provider about all medications and supplements you take to prevent interactions.

Brands & DIN Number of Flonase®

Brand Names

  • Avamys®
  • Flovent®

Key Takeaways

  • 1• Flonase® contains fluticasone propionate, an intranasal corticosteroid.
  • 2• Available as a nasal spray in Canada, OTC for adult use.
  • 3• Works by reducing inflammation in nasal tissues.
  • 4• Common side effects include nasal dryness and irritation.
  • 5• Avoid use with strong CYP3A4 inhibitors without doctor advice.
  • 6• Store at room temperature, away from moisture and sunlight.
  • 7• Consult healthcare professionals for safe and effective use.

Frequently Asked Questions

Updated:April 8, 2026