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Narcotic - Wikipedia, the free encyclopedia |
 | | The term narcotic, derived from the Greek word narkotikos, meaning "benumbing or deadening," originally referred to a variety of substances that induced sleep (such state is narcosis). |
 | | Aside from their clinical use in the treatment of pain, cough suppression and acute diarrhea, narcotics produce a general sense of well-being known as euphoria by reducing tension, anxiety, and aggression. |
 | | Narcotic use is associated with a variety of effects including drowsiness, itching, sleeplessness, inability to concentrate, apathy, lessened physical activity, constriction of the pupils, dilation of the subcutaneous blood vessels causing flushing of the face and neck, constipation, nausea and vomiting and, most significantly, respiratory depression. |
| en.wikipedia.org /wiki/Narcotic (1192 words) |
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