The bad thing about drugs is that they're unregulated so if you end up trying adulterated drugs, you could get seriously fuc*ed up. So much in the pursuit of good sex, huh?
Mark Wahlberg told Jay Leno that he hired a guy on the set of Basketball Diaries, who taught him and Dicaprio how to use coke, as his personal manager. So there might be legitimate career opportunities for you drugies out there after all...