BOSTON — A new study found a new drug-free nasal spray may protect against respiratory infections like COVID and the flu, ...

The Food and Drug Administration (FDA) recently gave approval for clinical trials in the U.S. of a COVID-19 nasal vaccine ...

Nasal vaccines could still be a powerful weapon in the fight against Covid-19 despite “disappointing” recent trial results for an AstraZeneca spray, experts say. By entering the body the same ...

A nasal vaccine for COVID-19 – based on technology developed at Washington University in St. Louis – is poised to enter a phase 1 clinical trial in the U.S. after an investigational new drug ...

Researchers at the University of Helsinki are experimenting with a nasal spray treatment for Covid-19. Initial tests have found that the treatment is effective in preventing the infection for up ...

Australian biotech company Ena Respiratory said on Monday that a nasal spray it is developing to ... flu significantly reduced the growth of the coronavirus in a recent study on animals.

Ocugen, Inc. announced that the FDA has approved its Investigational New Drug application for OCU500, a mucosal vaccine for COVID-19, which will be delivered via inhalation and as a nasal spray.