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from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A narcotic analgesic used in combination with other drugs before, during, or following surgery and also for chronic pain management.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A particular narcotic painkiller.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. trade names of a narcotic analgesic that can be inhaled and that acts on the central nervous system and may become addictive; used as a veterinary anesthetic and with other drugs before, during, and after surgery; also used as a nonlethal gas to incapacitate people in hostage situations; also abused as a recreational drug


Alteration of phen(yl) + (e)t(hyl) + alteration of anil(ine).
(American Heritage® Dictionary of the English Language, Fourth Edition)


  • Onsolis is an opioid called fentanyl, which is often given as a patch to help manage severe pain.


  • You may recall fentanyl was the painkiller mixed with heroin or cocaine that was responsible for dozens of deaths this past spring.

    Archive 2006-09-01

  • The bust turned up the powerful painkiller Oxycontin as well as fentanyl, which is sold in lozenge form as Actiq.

    News -

  • PriCara is advising that anyone who has any of the recalled fentanyl patches should check the box or foil pouch to see if they have patches from the recalled lots.


  • Several companies recalled fentanyl patches last year after discovering that some leaked, causing labored breathing and possible overdose.


  • The lawsuits involve the powerful painkiller fentanyl, which is applied to the skin in a patch for the slow release of the medication.

    National Business News - Local Business News | bizjournals

  • Actavis have recalled fentanyl patches from US shelves after the Food and Drug Administration (FDA) identified problems with manufacture that could result in overdose.

    in-PharmaTechnologist RSS

  • For example, before entering an MRI machine, remove nicotine patches or patches containing pain drugs such as fentanyl, which can ignite in the machine.

    In Just a Flash, Simple Surgery Can Turn Deadly

  • I didn't expect to wake up in pain - feeling like my tender bits had been stung by a million hornets - and I didn't expect to have them manage the pain with multiple doses of fentanyl which is a kickass opiate that left me completely looped.


  • However, the time lag between the release of a substance and its effect on targeted individuals makes currently available opiates such as fentanyl poor candidates for such uses.

    Web Edition | Bulletin of the Atomic Scientists


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