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isoproterenol

[ahy-suh-proh-ter-uh-nawl, -nol] /ˌaɪ sə proʊˈtɛr əˌnɔl, -ˌnɒl/
noun, Pharmacology
1.
a beta-adrenergic receptor agonist, C 11 H 17 NO 3 , used as a bronchodilator.
Origin
1955-1960
1955-60; isopro(pyl) + (Ar)terenol trade name for a hydrochloride of norepinephrine
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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