title: Why should American headache and migraine patients still be treated with butalbital-containing medicine?
authors.affiliation: Danish Headache Center, Department of Neurology, Glostrup Hospital, Glostrup, Denmark.
authors.forename: Peer Carsten
authors.initials: PC
authors.lastname: Tfelt-Hansen
authors.forename: Hans-Christoph
authors.initials: HC
authors.lastname: Diener
mesh_terms: D000700:Analgesics / Q000008:administration & dosage / Q000737:chemistry; D001463:Barbiturates / Q000008:administration & dosage* / Q000737:chemistry; D002626:Chemistry, Pharmaceutical; D004338:Drug Combinations; D006261:Headache / Q000188:drug therapy* / Q000453:epidemiology; D006801:Humans; D008881:Migraine Disorders / Q000188:drug therapy* / Q000453:epidemiology; D016032:Randomized Controlled Trials as Topic; D016896:Treatment Outcome; D014481:United States / Q000453:epidemiology
chemical_list: D000700:Analgesics; D001463:Barbiturates; D004338:Drug Combinations; C004470:butalbital