The non-synthetic derivatives derived from the poppy plant.

Semi-synthetic (partially derived from the plant) and synthetic drugs (not derived from the plant) which mimic opiate actions. A type of depressant drug that diminishes pain and central nervous system activity. Prescription opioids include morphine, meperidine (Demerol), methadone, codeine, and various opioid drugs for coughing and pain. Illicit opioids include heroin.

Includes the following types of treatment: partial hospitalization, intensive outpatient, early intervention (education).