calling in the lawyers . `` I have instructed my promoter , Bob Arum , head of Top Rank Inc , to help me out in the filing of the case as soon as possible because I have had people coming over to me now asking if I really take performance-enhancing drugs and I have cheated my way into becoming the number one boxer in the world . `` I maintain and assure everyone that I have not used any form or kind of steroids and that my way to the top is a result of hard work , hard work , hard work and a lot of blood spilled from my past battles in the ring , not outside of it . `` I have no idea what steroids look like and my fear in God has kept me safe and victorious through all these years . '' The row started earlier this week when Mayweather 's promoters Golden Boy Promotions went public with their demands for blood-testing , as mandated by the United States Anti-Doping Agency -LRB- USADA -RRB- and making it a condition before the super-fight went ahead . But Pacquiao 's trainer Freddie Roach said this
-LRB- CNN -RRB- -- Manny Pacquiao is threatening Floyd Mayweather Jr. with legal action following a row over drugs testing which leaves their proposed super-bout next year in doubt . Pacquiao is refusing to agree to a demand by the Mayweather camp to undergo Olympic style blood-screening in the run up to the fight , which is penciled in for the MGM Grand in Las Vegas on March 13 . Boxing commentators had suggested that the war of words was a pre-fight tactic by the Mayweather camp and his promoter , Golden Boy Promotions , to unsettle the Filipino , who has hit back with an angry statement on his personal Web site . `` Enough is enough . These people , Mayweather Sr , Jr , and Golden Boy Promotions , think it is a joke and a right to accuse someone wrongly of using steroids or other performance-enhancing drugs , '' it read . `` I have tried to just brush it off as a mere pre-fight ploy but I think they have gone overboard '' Pacquiao , who became a five-weight world champion by beating Puerto Rican Miguel Cotto in November , claimed he would now be