Heroin is an opioid synthesized from morphine, a naturally-occurring substance extracted from the Asian opium poppy plant. It comes in several forms, most prominently black tar from Mexico and white heroin from Colombia.

Common names include Big H, Black Tar, Chiva, Hell Dust, Horse, Negra, Smack and Thunder.

Cocaine is an intense stimulant drug with strong addictive potential. Derived from coca leaves grown in South America, cocaine is usually manufactured in remote jungle labs. Within these labs, the raw product undergoes a series of chemical transformations. Colombia produces about 90% of the cocaine found in the U.S.

Common names are Coca, Coke, Crack, Flake, Snow and Soda Cot.

Opioids consist of opium, opium derivatives and semi-synthetic substitutes. Prescription narcotics include OxyCotin, Vicodin, oxycodone, hydrocodone, codeine, morphine, methadone and fentanyl.

Common names include M, Morph, OC, Ox, Oxy, Oxycotton, Percs, Dope or Painkillers.

The best-known Benzodiazepines include Valium, Xanax, Halcion, Ativan, Klonopin and Restoril. When used as prescribed, these drugs have legitimate benefits. Benzodiazepines treat both anxiety and sleep disorders.

Common names include Barbs, Benzos, Downers, Liquid X, Nerve Pills, Phennies, Reds, Roofies, Rophies, Tranks and Yellows.

• Psychostimulants with abuse potential
• Cannabis (derivatives)

• 4-Aminophenol derivatives
• Antiallergic and antiemetic drugs
• Antiparkinsonism drugs and other central muscle-tone depressants
• Antitussives
• Barbiturates
• Other and unspecified antidepressants
• Other and unspecified antipsychotics and neuroleptics
• Other nonsteroidal anti-inflammatory drugs [NSAID]
• Phenothiazine antipsychotics and neuroleptics
• Tricyclic and tetracyclic antidepressants

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