pentazocine

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analgesic

 [an″al-je´zik]
1. relieving pain.
2. pertaining to analgesia.
3. an agent that relieves pain without causing loss of consciousness.
narcotic analgesic opioid analgesic.
nonsteroidal antiinflammatory analgesic (NSAIA) nonsteroidal antiinflammatory drug.
opiate analgesic (opioid analgesic) any of a class of compounds that bind with a number of closely related specific receptors (opioid receptors) in the central nervous system to block the perception of pain or affect the emotional response to pain; such compounds include opium and its derivatives, as well as a number of synthetic compounds, and are used for moderate to severe pain. Chronic administration or abuse may lead to dependence.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

pen·taz·o·cine

(pen-taz'ō-sēn),
An opioid agonist-antagonist analgesic with some possibility for addiction but this only rarely involves withdrawal syndrome and tolerance; irritating to tissues on local injection.
Farlex Partner Medical Dictionary © Farlex 2012

pentazocine

(pĕn-tăz′ə-sēn′)
n.
A synthetic opioid drug, C19H27NO, used as an analgesic for moderate to severe pain, often given in the form of its hydrochloride or lactate salt and, in oral form, usually combined with naloxone.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

pentazocine

Pain medicine An IV mixed opioid sedative and analgesic–Talwin and naloxone Route Oral, injected. See Opioids.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

pentazocine

A synthetic painkilling drug with actions similar to those of MORPHINE. A brand name is Fortral.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005