(CNN) — Amid the uncertainty surrounding eligibility for and access to the latest Covid-19 vaccine, a new study has found that a common nasal spray could help prevent infection. (CNN) — Amid the ...

(WGN Radio) – An over-the-counter nasal spray for allergies could actually protect you from catching COVID, a recent randomized trial found. Using a nasal antihistamine that contains azelastine three ...

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

Every winter, I prepare for my clinic schedule to fill up with patients experiencing runny noses, coughs, and fevers caused by viruses, such as rhinoviruses, influenza, and COVID-19. I also prepare ...