The overuse of employee drug testing should be forbid too, unless there are specific good reasons for it.

In fact I think it's pretty revealing as to how poorly our society treats and thinks about people suffering from addictions that this discussion is only being had now that it hits people niccotine addiction, which is far less stigmanized than most other harmful drugs. Arguably, before, people didn't care, because it only hit the less-than-human "junkies".