If this flu-busting nasal spray lives up to its promise, it will be a blockbuster. Scientists at Harvard Medical School have developed a simple nasal spray, made of harmless ingredients, that they reckon can protect us against flu,

A new study found a new drug-free nasal spray may protect against respiratory infections like COVID and the flu, according to Brigham and Women’s Hospital. “The COVID pandemic showed us what respiratory pathogens can do to humanity in a very short time,

Brigham researchers have developed a nasal spray called PCANS that blocks a wide range of respiratory infections by trapping and neutralizing pathogens in the nose. In lab and animal tests, the spray effectively prevented infection,

A nasal spray to prevent influenza could make it easier for more people to get vaccinated, said Dr. Katherine Gergen-Barnett. But it won't be available until next flu season.

The Food and Drug Administration (FDA) has approved the first nasal spray flu vaccine which can be administered by the patient or a caregiver. FluMist, produced by European pharmaceutical company and Covid vaccine-maker AstraZeneca, was announced last week and can be used by adults aged 49 and under.

Most respiratory viruses, like the flu and COVID-19, enter the body through the nose. When an infected person exhales, sneezes, coughs, or even laughs, they release droplets containing the virus, which others can inhale. These pathogens attach to the nasal lining, replicate, and are further spread.

The next fight against COVID and the flu may be as simple as the spritz of a nasal spray containing non-drug ingredients already used in other similar products.

T he first-ever needleless flu vaccine that can be given at home was just approved by the U.S. Food and Drug Administration. FluMist is a nasal spray that provides protection against influenza A and B, and it’s now approved for self-administration in adults up to age 49 and caregiver-administration for kids ages 2 to 17.