A middleweight clash between Lyoto Machida and Dan Henderson is off of Saturday’s UFC on FOX 19 card in Tampa after the former UFC light heavyweight champion informed the U.S. Anti-Doping Agency (USADA) that he was using a banned substance.
Machida released a statement on his Facebook hours after the UFC announcement, revealing that he was using a supplement called 7-Keto, which contains DHEA, an illegal substance.
"I'm here to tell you that I was caught by surprise by this news," Machida wrote. "It has been very difficult for me.