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

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

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

AstraZeneca has a new at-home flu vaccine coming out. When will it arrive and how will it be administered? Here's what to ...

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

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

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

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

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

Scientists have developed PCANS, a nasal spray that could potentially shield us from a wide range of airborne threats, from ...

A nasal spray to prevent influenza could make it easier for more people to get vaccinated, said Dr. Katherine Gergen-Barnett.

A new study details how a nasal spray formulated by investigators from Brigham and Women's Hospital may work to protect ...