Help Patients Sniff Out Whether Azelastine Prevents COVID-19

November 2025

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

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

Now, recent data suggest that 0.1% azelastine nasal spray may prevent 1 COVID-19 infection in every 23 adults compared to placebo.

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Table of Contents

Practice Think of AI as a Tool, NOT Your Replacement
Acetaminophen Keep New Acetaminophen Pregnancy Warnings in Perspective
Autism Stay Alert for Leucovorin Rxs to Treat Autism and “CFD”
New Drugs Look Out for First-Time Rx Oral Liquids
COVID-19 Help Patients Sniff Out Whether Azelastine Prevents COVID-19
Hypothyroidism Avoid Mishaps if Thyroid Meds Are Switched
Ophthalmology Keep Mix-Ups With Meds for Dry Eyes in Sight
Infectious Diseases Help Boost Antibiotic Stewardship for Complicated UTIs