English edit

 
Chemical structure of remifentanil
 
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Etymology edit

From [Term?] +‎ -fentanil (opioid receptor agonist, analgesic).

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Pronunciation edit

Noun edit

remifentanil (uncountable)

  1. (pharmacology) A potent ultra short-acting synthetic opioid (trademark Ultiva) given to patients during surgery for pain relief and adjunctive to an anesthetic.