['migraine, with or without aura']
['ubrogepant', 'placebo-matching ubrogepant', 'usual care']

        Inclusion Criteria:

        -Completed study UBR-MD-01(NCT02828020) or UBR-MD-02(NCT02867709).

        Exclusion Criteria:

          -  Patients with clinically significant electrocardiogram (ECG), vital sign, physical
             exam, or laboratory abnormalities

          -  Requirement for a medication during the study that is on the list of prohibited
             medications.
      