Drugs in film

Jahsonic.com: "Drug movies are films that depict drug usage, either as a major theme or, less often, as a few memorable scenes. There is extensive overlap with crime movies, which are more likely to treat drugs as plot devices to keep the action moving. Drug cinema ranges from the ultra-realistic to the utterly surreal; some movies are unabashedly pro- or anti-drug, while others are less judgmental.
The drugs most commonly shown in films are marijuana, heroin, cocaine, LSD and methamphetamines. The following is a partial list of drug movies and the substance involved. ..."
Read more here (and read the long list). (via Grow-A-Brain, where you also will be able to find more drug related stuff)