Opana dulls an individual's perception of pain, and at higher doses it can affect other systems such as those that control respiration and circulation.
Intravenous heroin injection provides the greatest intensity and most rapid onset of the initial high from heroin.
Slang terms for methamphetamine include speed, meth, chalk, ice, crystal and glass.
The most recent national and state surveys indicate that inhalant abuse reaches its peak at some point during the sixth through the ninth grades.