Study to Assess the Efficacy and Safety of ACT-541468 (Daridorexant) in Adult and Elderly Subjects With Insomnia Disorder

Hospital Universitario Araba - Unidad Funcional de Trastornos del Sueño, Vitoria-Gasteiz

Scan Sleep Specialists, Copenhagen

The Woolcock Institute of Medical Research, Glebe

Westmead Hospital, Department of Respiratory and Sleep Medicine, Westmead

Melbourne Sleep Disorders Centre, East Melbourne

Universitätsklinik für Neurologie, Inselspital Bern, Schlaf-Wach-Epilepsie-Zentrum, Bern

Royal Melbourne Hospital, Department of Respiratory Medicine, Parkville

Universitäre Psychiatrische Kliniken Basel (Upk), Basel

Genesis Sleep Care Queensland, Auchenflower

Synexus Leipzig Research Centre, Leipzig

Gold Coast University Hospital, Respiratory Medicine and Sleep Services, Southport

Respiratory Clinical Trials, Adelaide

KSM Bad Zurzach, Klinik für Schlafmedizin, Bad Zurzach

Centro Médico Teknon - Medicina del Sueño, Barcelona

Hospital de La Santa Creu I Sant Pau, Barcelona

Hospital Universitari Vall d'Hebron - Neurophisiology Deparment - Sleep Unit, Barcelona

Zentrum für Schlafmedizin GZO AG Spital Wetzikon, Wetzikon

Zentrum für Schlafmedizin Zürcher Oberland, Zürcher RehaZentrum Wald, Wald

Clinilabs NYC, New York

St Hedwig-Krankenhaus, Klinik für Schlaf- und Chronomedizin, Berlin

AOU Citta della Salute e della Scienza - Molinette - SSD Medicina del Sonno, Torino

emovis GmbH, Berlin

General Hospital Bel Medic, Center for Sleep disorders, Belgrade

"Medigroup - Health Center Dr Ristic (MediGroup Dom zdravlja Dr Ristic) - Neurology Department", New Belgrade

Hospital General de Castellon, Castellon

Synexus Berlin Research Centre, Berlin

Kinische Forschung Schwerin GmbH, Schwerin

Ospedale San Raffaele - Centro per i Disturbi del Sonno San Raffaele - Ville-Turro - Pallazzina E, Milan

Clinical Trial Center North GmbH & Co. KG, Hamburg

Klinische Forschung Hamburg GmbH, Hamburg

Helene Emsellem, MD, Chevy Chase

Sleep Disorders Centers of the Mid-Atlantic, Vienna

Pulmonary Associates of Richmond, Richmond

"IRCCS FONDAZIONE Istituto Neurologico Nazionale Casimiro Mondino - Centro di Ricerca Interdipartimentale per la SSclerosi Multipla (CRISM) -", Pavia

Instituto de Investigaciones del Sueno, Madrid

San Carlos University Hospital - Servicio de Neurofisiología Clínica, Madrid

Research Carolina of Huntersville, Huntersville

Coastal Carolina Healthcare, New Bern

Bogan Sleep Consulting, LLC, Columbia

Coastal Carolina Research Center, Mt. Pleasant

Clinical Site Partners, LLC, Winter Park

Innovative Clinical Research, Inc., Hialeah

Research Centers of America, Hollywood

BioMed Research Institute, Miami

Canvas Clinical Research, LLC, Lake Worth

PAB Clinical Research, Brandon

St. Francis Sleep Allergy and Lung Institute, Clearwater

Studienzentrum Wilhelmshöhe GmbH, Kassel

Pulmonary Associates of the Southeast/WCR, Birmingham

Pinnacle Research Group, LLC, Anniston

Tri-State Mountain Neurology, Johnson City

Kentucky Research Group, Louisville

CTI Clinical Research Center, Cincinnati

LaPorte County Institute for Clinical Research, Michigan City

ZMS Zentrum für medizinische Studien GmbH, Warendorf

Hospital MAZ - Neurophisiology and Sleep Department, Zaragoza

EMC Instytut Medyczny SA, Przychodnia przy Łowieckiej, Wroclaw

Azienda Ospedaliero Universitaria Pisana - Ospedale S. Chiara - Centro di Medicina del Sonno - Clinica Neuroligica - Dipartimento de Neuroscienze, Pisa

Barrett Clinic, La Vista

Preferred Research Partners, Inc, Little Rock

Woodland Research Northwest, Rogers

Klinische Forschung Karlsruhe GmbH, Karlsruhe

Inquest Clinical Research, Baytown

Sleep Therapy & Research Center, San Antonio

Klinikum Rechts der lsar TU München Dept. of Psychiatry and Psychotherapy, München

Aspen Clinical Research, Orem

Clinical Research Center of Nevada, Las Vegas

Long Beach Clinical Trials, Long Beach

Artemis Institute for Clinical Research, San Diego

Marvel Clinical Research, Huntington Beach

Oregon Center for Clinical Investigations,Inc, Salem

Swedish Medical Center, Seattle

Infinity Medical Research, Inc., North Dartmouth

BTC of Lincoln, Lincoln

Omega Medical Research, Warwick

Tri-Hospital Sleep Laboratory West, Mississauga

CRIUSMQ- CIUSSSCN, CETS (clinique du sommeil), Québec

MedSleep, Toronto

Jodha Tishon Inc., Toronto

PI-House - Centrum Badań Klinicznych, Gdansk

Ośrodek Medycyny Study Nurseu Instytutu Psychiatrii i Neurologii (Sleep Disorders Center), Warsaw