Definition of fentanyl in English:


Pronunciation /ˈfentn-il//ˈfentənil/


  • A fast-acting narcotic analgesic and sedative that is sometimes abused for its heroinlike effect.

    • ‘In some centers, no sedation is used; in others, benzodiazepines, such as midazolam or diazepam, are used for sedation, sometimes in conjunction with a narcotic, such as fentanyl.’
    • ‘While waiting for obstetric and anesthesia backup, the clinician administered fentanyl, midazolam and cefotetan.’
    • ‘Naloxone and flumazenil effectively terminate the effects of fentanyl and midazolam, respectively.’
    • ‘Common narcotic medications used are fentanyl citrate, morphine sulfate, and meperidine hydrochloride.’
    • ‘In Australia, the common use for fentanyl is indeed an anaesthetic agent that's injected to knock a patient out before they get the gas.’