The FDA has approved a nasal spray flu vaccine for home use. Here's how it works, and when it will be available.

A no-frills nasal spray could potentially provide effective protection against "deadly respiratory infections" and Covid-19, ...

A non-drug nasal spray could theoretically help stop the spread of respiratory viruses like the flu and COVID-19 better than ...

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

The Food and Drug Administration (FDA) has approved the first nasal spray flu vaccine which can be administered by the ...

If this flu-busting nasal spray lives up to its promise, it will be a blockbuster. Scientists at Harvard Medical School have ...

A nurse gives a shot of Covid vaccine at a community health center at Nantong, China, December 9, 2022. A new spray is said ...

Nitin Joshi and Jeff Karp, coauthors and Harvard Medical School anesthesiology researchers, originally intended to create a ...

Brigham researchers have developed a nasal spray called PCANS that blocks a wide range of respiratory infections by trapping ...

Most respiratory viruses, like the flu and COVID-19, enter the body through the nose. When an infected person exhales, ...

Nobody wants to get a respiratory infection such as COVID-19 or the flu, but vaccines aren't 100% effective, and constantly ...