Enhanced episodes of "Drugs, Inc." provide a comprehensive look at society's most abused drugs: cocaine, methamphetamine, heroin and marijuana.

Designer drugs are the new battleground in the war on narcotics.

Wall Street drug dealers attempt to be the first to close a sale; enhanced episode.

Prescription pills have become the narcotics of choice for today's generation.

In this enhanced episode, Hash is one of the most commonly used drugs on the planet.