Next week's Horizon BBC 2 may be of interest:
Is Alcohol Worse Than Ecstasy?
Horizon hits the drugs debate head-on as it examines the latest scientific evidence behind 20 of the country's most widely used drugs. A team of leading scientists has spent two years analysing the effects of these drugs and devising a scientifically rigorous, but controversial, new ranking for them. From alcohol to ecstasy, tobacco to LSD this programme looks at the science behind the headlines and asks what is Britain's most dangerous drug?