5 alpha 12 hydroxy 2 methyl 5 phenylmethyl ergotoman 3 6 18 trione, 12 hydroxy 2 methyl 5 alpha phenylmethyl ergotaman 3 6 18 trione, ergotamin
For use as therapy to abort or prevent vascular headache, e.g., migraine, migraine variants, or so called "histaminic cephalalgia".