Nasal sprays for Covid prevention and treatment

A deep dive on Enovid, Betadine Cold Defense, Xlear, Epothex, Cofixrx, Azelastine, and the rest.

I’ve been getting a lot of questions from people in the know about nasal sprays for Covid prevention and treatment. Since the start of the pandemic there has been chatter, but recently there is a buzz. The New York Times published an article about this topic last week. It was a good review, but with insufficient details.

Perhaps we are looking for othe…