London Irish star Pierre Durant has been banned for six weeks after testing positive for marijuana. Durant supplied the positive sample at the Zurich Premiership match away to the Leeds Tykes on 28 January 2005.
The suspension handed out by the Rugby Union Disciplinary Panel will end on 13 April, having started on 3 March.
The prop, who competed for South Africa at Students level, played for Eastern Province before joining Saracens and then the Exiles in 2002.