iso·​pro·​ter·​e·​nol | \ ˌī-sə-prō-ˈter-ə-ˌnȯl How to pronounce isoproterenol (audio) , -ˌnōl \

Definition of isoproterenol

: a sympathomimetic agent C11H17NO3 used in the treatment of asthma

Examples of isoproterenol in a Sentence

Recent Examples on the Web After Valeant Pharmaceuticals acquired the generic medication, isoproterenol, its price rose from $208 to $1,700 per injection, making it the second-highest individual drug expense for the University City institution, the hospital association said. Harold Brubaker,, "CHOP shows how to combat high drug prices: Reduce waste," 10 May 2018 The health system’s pharmacists had alerted doctors about the skyrocketing cost of the drugs, nitroprusside and isoproterenol. Sarah Jane Tribble, Kaiser Health News, "Hospitals Slashed Use Of Two Heart Drugs After Huge Price Hikes," 9 Aug. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'isoproterenol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of isoproterenol

1957, in the meaning defined above

History and Etymology for isoproterenol

isopropyl + arterenol norepinephrine, from Arterenol, a trademark

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The first known use of isoproterenol was in 1957

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Cite this Entry

“Isoproterenol.” Dictionary, Merriam-Webster, Accessed 23 Nov. 2020.

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More Definitions for isoproterenol


iso·​pro·​ter·​e·​nol | \ ˈī-sə-prō-ˈter-ə-ˌnȯl, -nəl How to pronounce isoproterenol (audio) \

Medical Definition of isoproterenol

: a sympathomimetic agent used in the form of its hydrochloride C11H17NO3·HCl or sulfate (C11H17NO3)2·H2SO4 especially as a bronchodilator in the treatment of asthma, bronchitis, and emphysema

called also isoprenaline, isopropylarterenol

— see isuprel

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