Inhibiting or preventing the action of epinephrine, norepinephrine, and related sympathomimetics.
ad·re'no·lyt'ic n.
1. antagonizing the action of adrenaline (epinephrine). See also antiadrenergic; adrenergic blocking agent.
2. inhibits secretions of the adrenal gland. See mitotane.
Capable of impeding the action of epinephrine, levarterenol (norepinephrine), or both (sympatholytic).