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

Getting your yearly flu vaccine is essential to prevent illness during cold and flu season. But if you’re not a fan of ...

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

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 ...

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

Scientists have hailed a new spray that has the potential to save lives by protecting us from COVID-19 as well as the flu and ...

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

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

People could previously get the nasal spray flu vaccine, called FluMist, from a health care provider, but now they can ...