The heroin found in the U.S. is produced in four distinct geographical areas: South America (Colombia), Southeast Asia (primarily Burma), Mexico, and Southwest Asia (principally Afghanistan).
Crack withdrawal puts individuals at extreme risk of suicide or overdose.
Street names for Ecstasy commonly used are E, XTC, X, Adam, hug, beans, clarity, lover's speed, and love drug.
Inhalants are so popular among recreational drug users because they are legal, cheap, and often not really viewed as being a "drug".