Scientists at Harvard Medical School have developed a simple nasal spray, made of harmless ingredients, that they reckon can ...

The FTC sued Xlear after it marketed its spray as a covid preventative. The Trump administration dropped the suit, but the ...

Nasal COVID-19 Vaccine Halts Transmission, Animal Study Finds July 31, 2024 — A nasal COVID-19 vaccine blocks transmission of the virus, according to an animal study.

Scientists at Harvard Medical School have developed a simple nasal spray, made of harmless ingredients, that they reckon can protect us against flu, colds and COVID-19 with near-100% success. The ...

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 ...