Complex sentence: The board has long had a comprehensive policy on doping in the sport, even including Viagra on its list of banned substances, however, in 2006 Bord na gCon was imbued with controversy.
Split into simpler sentences: The board has long had a comprehensive policy on doping in the sport, even including Viagra on its list of banned substances. However, in 2006 Bord na gCon was imbued with controversy.