Earlier quoted context omitted.
And yet opiates are both approved by the FDA, and widely prescribed by doctors. As far as I know they carry a much higher addiction risk and increase mortality quite a bit more than alcohol does. Benzos, amphetamines, SSRIs, etc etc. There are plenty of pills both approved and prescribed that have a worse effect and/or affect a higher percentage of people.
Opiates, benzos, and amphetamines are all highly controlled substances -- and most physicians only prescribe them long-term under very rare circumstances. And actually, long-term opiate abuse is much less likely to result in organ failure and other chronic health conditions than alcohol is. That's not the case with benzos or amphetamines, but I don't see anyone this side of Hunter S. Thomson arguing that more people…
I think the previous posters' point was that becoming dependent on opiates happens more often than dependency on alcohol. I agree -- except in cases where there is genetic predisposition to alcoholism.