All ten UFC 91 competitors tested by the Nevada State Athletic Commission for steroids and drugs of abuse have passed their post-fight drug screenings.
The negative results were today confirmed to MMAFrenzy.com by NSAC Executive Director Keith Kizer via email.
Tested by the NSAC were Randy Couture, Brock Lesnar, Kenny Florian, Dustin Hazelett, Gabriel Gonzaga, Demian Maia, Jeremy Stephens, Aaron Riley, Mark Bocek, and Matt Brown.
UFC 91 took place on November 15th at the MGM Grand Garden Arena in Las Vegas.
For a complete recap of the event click here.