Skip to Content
Home > Wellness > Health Library > Illegal Drugs
Browse and register for related classes.
Illegal drugs are those that are not prescribed by a doctor or
bought at a drugstore. They are sometimes also called "street drugs."
Some examples of illegal drugs include heroin (a narcotic); cocaine
(a stimulant); LSD, mescaline, PCP, methamphetamine, and psilocybin
(hallucinogens); marijuana and hashish (cannabis); and gamma-hydroxybutyrate
(GHB). Although GHB is legal in Europe for anesthetic uses and in the United
States for government-approved clinical trials for treating narcolepsy, it has
been otherwise illegal in the United States since 1990.
The effects of illegal drugs can be unpredictable because:
Current as of:
February 24, 2016
William H. Blahd, Jr., MD, FACEP - Emergency Medicine & H. Michael O'Connor, MD - Emergency Medicine
To learn more about Healthwise, visit Healthwise.org.
© 1995-2016 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Feeling under the weather?
Use our interactive symptom checker to evaluate your symptoms and determine appropriate action or treatment.
250 Pleasant Street
Concord, NH 03301
Share Feedback and Questions
View Quality Data
© 2016 Concord Hospital