Researchers say people using a common allergy nasal spray, azelastine, were 69% less likely to contract COVID-19. Participants in the trial were additionally 71% less likely to catch the common cold ...

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

Adrenaline delivered with liquid or powder nasal sprays is as effective, and sometimes even better, than injected adrenaline, ...

Five years after the COVID-19 pandemic, you're likely a pro at the basics—masks when needed, immune support and staying ...

Azelastine, a common nasal spray for allergies, reduced the risk of COVID-19 and colds in one small trial. Larger studies are ...

Pregnancy have you rethinking your allergy routine? Here's what to know about safe medications and OTC remedies.

Interferon-α nasal spray was safe and effective in reducing COVID-19 risk by 40% in patients with cancer, demonstrating its potential as an additional preventive strategy alongside vaccines and ...

Researchers discuss the effects of azelastine nasal spray on the rate of SARS-CoV-2 infection as compared to placebo.

Clinical trial shows over-the-counter azelastine spray may block Covid virus from entering nasal passages Pete Hegseth gets ...