Quote Originally Posted by Deputy Nutz View Post
The Hall of Fame quarterback has put his money and his name behind Prevacus, a company that’s testing a neurosteroid intended to be administered nasally immediately after a brain impact, to counter the effects of concussion at the cellular level
Pharma is seen as the next frontier in concussion treatment. The Favre-backed drug has shown promise in animal testing, but clinical trials on human patients have yet to be conducted
Favre has recruited Kurt Warner and other NFL greats to Prevacus’s advisory board. Other NFL figures such as Richard Sherman are also involved in companies seeking a drug to treat concussions

SI.com
Here's more on this and it's not been tested on human's, or yet approved by the FDA. PAY attention to how Brett Favre speaks in this Video compared to Kurt Warner 'an experienced Sports NFL football Median expert' the rest of the people speaking about Prevacus:

https://www.today.com/video/new-trea...-1209136707693