isoproterenol

American

[ahy-suh-proh-ter-uh-nawl, -nol] / ˌaɪ sə proʊˈtɛr əˌnɔl, -ˌnɒl /

noun

Pharmacology.

a beta-adrenergic receptor agonist, C 11 H 17 NO 3 , used as a bronchodilator.

Etymology

Origin of isoproterenol

1955–60; isopro(pyl) + (Ar)terenol trade name for a hydrochloride of norepinephrine

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In the past, researchers have tested this link by giving individuals drugs such as isoproterenol, which, like naturally occurring adrenaline, can safely speed up the heart rate.

From Science Magazine • Feb. 28, 2023

LeDoux has found that a chemical called isoproterenol has the opposite effect from propranolol on reconsolidation of memory in rats, making fear memories even stronger as they are rewritten into long-term storage in the amygdala.

From The Guardian • Oct. 12, 2014

Several synthetic drugs, including dopamine and isoproterenol, have been developed that mimic the effects of epinephrine and NE by stimulating the influx of calcium ions from the extracellular fluid.

From Textbooks • Jun. 19, 2013

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023