Slang is a drug user's best friend. By calling a substance by a slightly different name, they can convince friends and dealers that they're insiders. That same language can also keep outsiders (like parents) from understanding the topic of discussion.
Learning the lingo can help you understand whether someone you love is talking about drugs.
We've listed formal names for drugs and street names in the tables below. Police-derived drug classifications guided our work, but we also relied on a lot of personal experience and slang.