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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 (an opioid); cocaine (a stimulant); LSD, mescaline, PCP, methamphetamine, and psilocybin (hallucinogens); and gamma-hydroxybutyrate (GHB). GHB is legal in Europe for anesthetic uses and in the United States for government-approved clinical trials for treating narcolepsy. But it has been otherwise illegal in the United States since 1990.
The effects of illegal drugs can be unpredictable because:
Current as of:
February 5, 2019
Medical Review:William H. Blahd Jr. MD, FACEP - Emergency Medicine & Adam Husney MD - Family Medicine & Martin J. Gabica MD - Family Medicine & Kathleen Romito MD - Family Medicine & Michael F. Bierer MD - Internal Medicine, Addiction Medicine
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