It's called CofixRX, and a spokesperson said the product's active ingredient is povidone iodine, a substance often used topically on patients. The nasal spray was developed by eight board ...

And gargle with original Listerine.” Another poster on Facebook wrote, “Gargling, nasal spray and eye drops with 1 percent providone iodine (betadine) results in dramatically better outcomes ...

Basu posted an article on LinkedIn with instructions on how to make a 0.5% povidone-iodine solution as well as a video showing how to position the spray bottle. "This information could save lives ...