tricyclic antidepressant
Definition of tricyclic antidepressant
: any of a group of antidepressant drugs (such as imipramine and amitriptyline) that contain three fused benzene rings, potentiate the action of catecholamines (such as norepinephrine and serotonin) by inhibiting their uptake by nerve endings, and do not inhibit the action of monoamine oxidase —called also tricyclic
Indulge Your Inner Word Nerd
First Known Use of tricyclic antidepressant
1966
Medical Dictionary
tricyclic antidepressant
Medical Definition of tricyclic antidepressant
: any of a group of antidepressant drugs (as imipramine, amitriptyline, desipramine, and nortriptyline) that contain three fused benzene rings, that potentiate the action of catecholamines (as norepinephrine and serotonin) by inhibiting their uptake by nerve endings, and that do not inhibit the action of monoamine oxidase
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