title: Headache.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D003027:Cluster Headache / Q000175:diagnosis / Q000188:drug therapy; D004878:Ergotamine / Q000627:therapeutic use; D005260:Female; D006261:Headache / Q000145:classification* / Q000175:diagnosis / Q000628:therapy; D006801:Humans; D008297:Male; D008881:Migraine Disorders / Q000175:diagnosis / Q000188:drug therapy; D012008:Recurrence; D014653:Vascular Headaches / Q000145:classification
chemical_list: D004878:Ergotamine