USADA announced today that Vince Murdock, of Sacramento, Calif., has accepted a 20-month sanction for a violation of the UFC® Anti-Doping Policy after testing positive for a prohibited substance.
Murdock, 28, tested positive for GW1516 metabolites GW1516 sulfoxide and GW1516 sulfone as the result of an out-of-competition urine sample collected on July 6, 2019. GW1516, also known as GW501516 and cardarine, is a non-Specified Substance in the category of Hormone and Metabolic Modulators and is prohibited at all times under the UFC Anti-Doping Policy, which has adopted the World Anti-Doping Agency (WADA) Prohibited List.
After being notified of his positive test, Murdock came forward with evidence of his use of this prohibited substance before entering the UFC Anti-Doping Program.