Overview QT Intervals Study to Compare the Acute Effects of Orally Inhaled Dihydroergotamine (DHE), Oral Moxifloxacin, and Placebo Status: Completed Trial end date: 2010-09-01 Target enrollment: Participant gender: Summary Compare the acute effect on the QT interval of MAP0004 (Dihydroergotamine Mesylate delivered by Oral Inhalation) with Moxifloxacin and Placebo. Phase: Phase 1 Details Lead Sponsor: AllerganCollaborator: MAP Pharmaceuticals, Inc., a wholly owned subsidiary of AllerganTreatments: DihydroergotamineFluoroquinolonesMoxifloxacinNorgestimate, ethinyl estradiol drug combination