Marginal
Chikara Sashimi
I would go on to to ask you to actually, you know...cite one of those studies, but, whatever. This has gone on long enough and I don't really care. Regardless of the fact that I think you're completely wrong, anyone considering doing any type of medication should research it before putting it into their body.
I'm glad you have your strong feeling on the matter backed up by... Hmm.
Anyhoo...
http://www.sleepassociation.org/index.php?p=inadequatesleephygiene
Avoiding alcohol or drugs near bedtime will improve your quality of sleep. While these are often viewed as sedatives and it may be true that they will promote initially falling asleep, they often cause nighttime disturbances and awakenings, leading to poor quality sleep.
Edit:
Just for the sake of providing more info on what I'm talking about after a good night's sleep of my own...
http://well.blogs.nytimes.com/2007/11/05/curing-insomnia-without-the-pills/
http://www.nytimes.com/2007/10/23/health/23drug.html?_r=2&oref=slogin