Lyoto Machida admits use of banned substance, UFC on FOX 19 rematch with Dan Henderson scrapped The rematch between Lyoto Machida and Dan Henderson has been pulled from UFC on FOX 19 this Saturday due to the Brazillian admitting to taking a banned substance. The UFC released an official statement. “The UFC organization was made aware today by the U.S. Anti-Doping Agency (USADA), the independent administrator of the UFC Anti-Doping Policy, that Lyoto Machida declared the usage of a banned substance during an out-of-competition sample collection last week,” the statement read. “Machida stated that he was unaware that the substance was prohibited both in and out of competition and, in accordance with the UFC Anti-Doping Policy, his disclosure of usage will be taken into consideration by USADA during any potential results management and adjudication process.” Also according to UFC officials, Henderson will be re-scheduled for another event later in the year. The featherweight matchup between Hacran Dias (23-3-1) and Cub Swanson (21-7) has been elevated to the main card due to the change Clay Guida vs. Brian Ortega scheduled for UFC 199 in California UFC officials confirmed Wednesday that fan favorite Clay Guida and Brian Ortega will clash at UFC 199 Guida (32-16) heads into this matchup off a 39-second defeat to Thiago Tavares back in November. Ortega (10-0) is coming off back-to-back wins over Diego Brandao and Tavares. His UFC debut victory over Mike de la Torre was overturned when he tested positive for drostanolone. UFC 199 takes place at The Forum in Inglewood, Calif. Here’s an updated look at the card. Luke Rockhold (c) vs. Chris Weidman – for middleweight title Dominick Cruz (c) vs. Urijah Faber – for bantamweight title Bobby Green vs. Dustin Poirier Evan Dunham vs. Leonardo Santos Kevin Casey vs. Elvis Mutapcic Luiz Henrique da Silva vs. Jonathan Wilson “Maestro” Dong Hyun Kim vs. Polo Reyes Tom Breese vs. Sean Strickland Mehdi Baghdad vs. John Makdessi B.J. Penn vs. Dennis Siver Clay Guida vs. Brian Ortega UFC releases Mike Jackson among others MMAFighting reports that one-time UFC fighter Mike Jackson has been released from the promotion. Jackson (0-1) made his professional MMA and UFC debut at UFC Fight Night 82 in a first round loss to Mickey Gall. Jackson told MMA Fighting “I was released few weeks ago. I wish they would have done it sooner, or gave me the Artem [Lobov] fight. But I’m getting back to boxing next month.” Also cut from the UFC according to @ (Twitter account which monitors which UFC fighters are deleted from the UFC.com’s roster page) lightweight KJ Noons, female bantamweight Sarah Kaufman, middleweight Joe Riggs were also released from the UFC. The Las Vegas based promotion has yet to make a statement regarding these cuts but stay tuned to MMAOddsBreaker.com for updates.