Dee ihe na-aga n'ihu maka paragraf a - Na Septemba 2011, Horakova nwalere ihe a machibidoro iwu clenbuterol mgbe ọ na-esonye na igwe kwụ otu ebe ugwu na-agba ọsọ na World Championships. Na 28 June 2012 Union Cycliste Internationale ekpebiela inye Horakova iwu ka ọ kwụsị ọrụ afọ abụọ site na UCI World Championships
, na nke ka mkpa, site na Olympic Games na London, n'agbanyeghị na Czech Cycling Union rịọrọ ya na mbido afọ ahụ.