An over-the-counter nasal spray, long used as a treatment for seasonal allergies, may offer potential in preventing COVID, according to clinical trial results released today.

Researchers have found that Azelastine Nasal Spray works against a variety of illnesses, including the flu, RSV and the virus that causes COVID. Despite these promising findings, experts emphasize that the nasal spray should not be considered a substitute for vaccinations.

The growing body of research highlights the spray's effectiveness across a range of illnesses, offering hope for additional preventive measures against COVID. However, health professionals continue to stress the importance of vaccinations as the primary defense.

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