ergotoxine(redirected from Ecboline)
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A mixture of alkaloids obtained from ergot, consisting of 1:1:1 ergocristine, ergocornine and ergocryptine, more toxic than other natural and semisynthetic ergot alkaloids; a potent stimulant of smooth muscle, particularly of the blood vessels and uterus, and produces adrenergic blockade (chiefly of the alpha receptors).
A mixture of alkaloids obtained from ergot; potent stimulant of smooth muscle.
n a potent alkaloid that paralyzes the motor and secretory nerves of the sympathetic system but has no effect on the inhibitory or parasympathetic nerves.