A Phase 3, Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy and Safety of Rimegepant in Migraine Prevention in Children and Adolescents ≥ 6 to <18 Years of Age

Inclusion Criteria: 1. Subject has at least a 6 month history of migraine (with or without aura) and including the following: 1. 14 or less headache days per month during the 3 month period prior to the Screening Visit 2. 6 or more migraine days during the Observation Period 3. 14 or less headache days during the Observation Period 4. Pediatric Migraine Disability Assessment Scale (PedMIDAS) Disability Score of \>10 to ≤50, indicating mild (score of 11 to 30) or moderate (score of 31 to 50) disruption in daily activities, as assessed at the Baseline (Randomization) Visit 5. Ab…