Dobutamine/Definition

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Dobutamine [r]: A beta-2 agonist catecholamine that has cardiac stimulant action without evoking vasoconstriction or tachycardia; it is proposed as a cardiotonic after myocardial infarction or open heart surgery, and used as a pharmacological stressor in cardiac stress testing.

This definition is at least in part based on: Anonymous (2023), Dobutamine (English). Medical Subject Headings. U.S. National Library of Medicine.