title: Development of tolerance to ergot alkaloids in a patient with unusually severe migraine.
authors.forename: W Q
authors.initials: WQ
authors.lastname: WOLFSON
authors.forename: J R
authors.initials: JR
authors.lastname: GRAHAM
mesh_terms: D002317:Cardiovascular Agents; D004876:Ergot Alkaloids / Q000627:therapeutic use*; D006801:Humans; D007108:Immune Tolerance; D008881:Migraine Disorders
chemical_list: D002317:Cardiovascular Agents; D004876:Ergot Alkaloids
keywords: ERGOT AND ERGOT PREPARATIONS; MIGRAINE