Probenecid is used as a medicine to treat gout. The allowed amount of Probenecid is 0.5ng while Helminen had 0.6ng in his sample.
Helminen, 37, tested positive last May at the Tour de Luxembourg, according to the Finnish newspaper Ilta-Sanomat. He admitted that the control was positive but said, “I'm not guilty of any prohibited practice, and I'm going to do my best to clarify the matter.”
His contract with the Belgian Professional Continental team was ended on August 31. His ban runs through August 2014.
Helminen is six-time Finnish national time trial champion, and is the reigning champion.