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butorphanol

[ byoo-tawr-fuh-nawl, -nol ]

noun

, Pharmacology.
  1. a narcotic analgesic, C 21 H 29 NO 2 , administered by injection to treat moderate to severe pain.

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Word History and Origins

Origin of butorphanol1

As contraction of the chemical name 17-(cyclobutylmethyl)morphinan-3,14-diol

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