that hypertonic saline nasal drops can shorten a kid's cold by two days and reduce the risk of family members getting sick too. geargodz - stock.adobe.com They’re giving props to nasal drops. UK ...

A new COVID-19 booster delivered as nasal drops blocks the virus at the nose and throat, the first sites of infection 1. The vaccine, called BBV154, was developed by Bharat Biotech International ...