Kallyope Inc.
This is a long-term safety study to evaluate the safety and tolerability of intermittent use of elismetrep in the acute treatment of migraine attacks.
Inclusion Criteria: 1. Participant completing an acute treatment trial of elismetrep (Study K-304 P003; attending the EoS Visit 3 within the allowed visit window of the acute treatment study), treated a qualifying migraine in that study, was at least 80% compliant with the daily e-Diary 'check-ins' in the base study and completed the 2-hour and 4-hour post-dose assessments in the eDiary. Note: If a subject treats their qualifying migraine in the base study within 5 days of randomization (i.e. ≤ 4 daily check-ins should have been completed in the eDiary), they are eligible for this study i…
Administered orally
Administered orally