what are the 3 largest drug trade that is consuming the world today?

@annjilena (5618)
United States
October 21, 2008 2:36pm CST
we have many different drugs today but which one really stand out and ruin people lives.
1 response
@ronaldinu (12422)
• Malta
21 Oct 08
I guess it must be an anti depressant. They are widely used and many people spend a lot of money on it. © ronaldinu 2008