Antagonistic to the action of sympathetic or other adrenergic nerve fibers. SEE ALSO: sympatholytic.
* * *
an·ti·ad·re·ner·gic (an″te-ad″rə-nurґjik) 1. opposing the effects of impulses conveyed by adrenergic postganglionic fibers of the sympathetic nervous system. 2. an agent that opposes the effects of impulses conveyed by adrenergic postganglionic fibers. Called also sympatholytic. Cf. anticholinergic.Medical dictionary. 2011.