a crystalline, water-soluble polypeptide, C33H35N5O5, obtained from ergot, used to stimulate uterine contractions during labor and in the treatment of migraine.
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Scientific definitions for ergotamine
A crystalline alkaloid derived from ergot that induces vasoconstriction and is used especially in the treatment of migraine headaches. Chemical formula: C33H35N5O5.
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