title: The pharmacology of headache.
mesh_terms: D004878:Ergotamine; D004879:Ergotamines / Q000627:therapeutic use*; D006801:Humans; D007408:Intestinal Absorption; D008787:Metoclopramide / Q000627:therapeutic use*; D008881:Migraine Disorders / Q000188:drug therapy*
chemical_list: D004879:Ergotamines; D008787:Metoclopramide; D004878:Ergotamine