Help Patients Sniff Out Whether Azelastine Prevents COVID-19

November 2025

Questions will come up about using azelastine nasal spray to prevent COVID-19.

We’re used to seeing this antihistamine used for allergic rhinitis.

In Canada, azelastine 0.1% nasal spray is only available Rx in combo with fluticasone (Dymista). But azelastine 0.15% nasal spray is OTC in the US...or via Rx in 0.1% or 0.15% strengths.

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