Analgesics, Opioid
Definition
Opioid analgesics, also known as narcotic analgesics, are pain relievers that act on the central nervous system. Like all narcotics, they may become habit-forming if used over long periods.
Purpose
Opioid analgesics are used to relieve pain from a variety of conditions. Some are used before or during surgery (including dental surgery), both to relieve pain and to make anesthetics work more effectively. They may also be used for the same purposes during labor and delivery.
Description
Opioid analgesics relieve pain by acting directly on the central nervous system. However, this can also lead to unwanted side effects, such as...
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