Sabres forward Zenon Konopka accepted responsibility for testing positive for a banned substance that led to the NHL's decision to suspend him for 20 games Thursday.
Canadiens goaltender Jose Theodore won't appeal a December drug test in which he tested positive for a steroid.
Alexei Kovalev scored twice, including the winner 39 seconds into overtime, lifting the Canadiens to a 3-2 win over the Sabres.
Jose Theodore tested positive for a banned substance in pre-Olympic testing. The Canadiens' team doctor blamed the test result on the goalie taking Propecia.
Bryan Berard tested positive for a banned substance, meaning he is not allowed to participate in international competition for two years.
Citing undisclosed sources, TSN of Canada reported that Bryan Berard tested positive for a banned substance, meaning he is not allowed to participate in international competition for two years.
Alexei Cherepanov, who died after losing consciousness during a Russian Superleague game two months ago, had been taking banned substances, government investigators said on Monday.
According to a report in the Toronto-based Globe and Mail, the NHL will begin its random testing for banned substances Sunday.