UEFA are set begin a blood testing scheme for European competitions as from the 2013-2014.
The European body conducted the blood testing at the Euro 2008 and 2012. From this moment on UEFA will extend the blood testing the Champions League and Europa League.
Players who were asked for only urine samples will now have to give their blood to UEFA testers.
However, UEFA said on its website (www.uefa.com) that out-of competition checks would only be carried out if players or teams had not informed testers where they would be when required to be tested.
UEFA admitted saying: “It is very difficult to say there is no doping in football, we are trying our best to detect, eradicate and Punish victims involved.