Luxembourg’s Frank Schleck says he will lodge a formal complaint for poisoning if analysis of his B sample confirms a positive banned substance test.

Frank Schleck of Luxembourg has pulled out of the Tour de France and spent several hours in a police station in France after failing a doping test.

Cadel Evans sealed an historic first Tour de France victory for his native Australia after the 21st and final stage of the epic race on Sunday.

Tour de France contenders Frank and Andy Schleck have described the final descent of the 17th stage to Pinerolo as "fatally dangerous".