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bretylium

Pronunciation: bre-til′ē-ŭm

Definition: An antiarrhythmic used to treat life-threatening ventricular arrhythmias. Initially releases norepinephrine, then blocks its reuptake, thus depressing excitability of sympathetic nerve terminals.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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