Selling heroin

You'll understand heroin's chemical structure, how it differs from other opioids, and its basic pharmacological properties.

You'll learn how heroin crosses the blood-brain barrier, binds to opioid receptors, and triggers the neurobiological cascade that creates addiction.

You'll grasp the layers of heroin distribution—from production through trafficking networks to street-level markets—and key players at each stage.

You'll examine how poverty, policy, enforcement, and public health approaches shape heroin markets and addiction patterns globally.