Oohh...that's a tough one. I'd say yes simply because I'm 100% sure that it's the less harmful of the two drugs in terms of impact on personal health and societal health both.
However, it's really not realistic to think that alcohol will ever be illegal in this country again. There's way too much money tied up in it to think you could actually shut it down. Not to mention the fact that prohibition of either of them is useless.