Ergotism and factitious hypotension associated with interaction of ergotamine with CYP3A4 inhibitors.
Srisuma S, Lavonas EJ, Wananukul W. Ergotism and factitious hypotension associated with interaction of ergotamine with CYP3A4 inhibitors. Clin Toxicol (Phila). 2014 Aug; 52(7):674-7.