A Multicenter, Open-label, Pilot Study of Soticlestat (TAK-935/OV935) in Participants With 15Q Duplication Syndrome (Dup 15q) or Cyclin-Dependent Kinase-Like 5 (CDKL5) Deficiency Disorder (ARCADE STUDY)

New York University (NYU), New York

Columbia University Medical Center, New York

Center for Rare Neurological Diseases, Norcross

Minnesota Epilepsy Group, P.A., Saint Paul

Research Institute Children's Hospital Colorado, Aurora

UCLA, Los Angeles

Center for Rare Neurological Diseases (CRND)--Massachusetts General Hospital, Boston

Boston Children's Hospital Translational Neuroscience Center, Boston