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 ...
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 cost ...
A drug-free nasal spray shows nearly 100% effectiveness in blocking and neutralizing respiratory viruses and bacteria, ...