Increased sensitivity of the heart to catecholamine-induced arrhythmias following guanethidine.
D001145:Arrhythmias, Cardiac / Q000209:etiology*; D004562:Electrocardiography; D006145:Guanethidine / Q000009:adverse effects*; D006321:Heart / Q000187:drug effects*; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008297:Male; D009638:Norepinephrine / Q000009:adverse effects*; D011984:Sensory Receptor Cells; D014630:Vagus Nerve / Q000187:drug effects
D009638:Norepinephrine; D006145:Guanethidine