Five years after the COVID-19 pandemic, you're likely a pro at the basics—masks when needed, immune support and staying current on booster shots. But as sick season rolls around, you might be ...

Scientists believe that medication given through the nose has the potential to be more effective because it attacks or blocks ...

Those are some pretty impressive findings, and it’s not the only data to suggest that azelastine may help lower your risk of ...

Q. Astepro has been a great help for my seasonal allergies. I’ll now use it as a preventative against flu or COVID-19. The downside for many people is the price and the taste. Here’s a solution.

An over-the-counter nasal spray which has been used for years as a safe and effective treatment for seasonal allergies could potentially prevent Covid infections, according to clinical trial results ...

Daily squirts of a safe, over-the-counter allergy nasal spray may prevent COVID-19 infections from taking hold, according to results published Tuesday in JAMA Internal Medicine. In a mid-staged trial, ...

Sept. 4, 2025 – A common over-the-counter nasal spray grabbed headlines and social media buzz this week as a simple, surprising way to reduce your chances of getting COVID-19. But is the hype getting ...

Researchers evaluated whether interferon-α nasal spray reduces the incidence of COVID-19 or other respiratory viral infections among adults with cancer.

An over-the-counter nasal spray shows promise for preventing COVID-19, a new study found. The new study, published Tuesday in JAMA Internal Medicine, offered further evidence that azelastine may be a ...

Researchers say people using a common allergy nasal spray, azelastine, were 69% less likely to contract COVID-19.