Not applicableStudy completedNCT03665337What this trial is testingThe Reducing Risk StudyWho this might be right forInsomniaDelayed Sleep Phase University of California, San Francisco 59
Not applicableStudy completedNCT00796939What this trial is testingEffects of Light Treatment During Sleep on Young MenWho this might be right forDepression University of California, San Diego 30
Post-approval studies (Phase 4)Study completedNCT05463861What this trial is testingLemborexant in Delayed Sleep Phase SyndromeWho this might be right forDelayed Sleep Phase Syndrome Stanford University 71
Early research (Phase 1)Study completedNCT04551079What this trial is testingEvaluate the Safety, Tolerability, Pharmacodynamics, and Pharmacokinetics (PK) of Oral TAK-994 in an Acute Sleep Phase Delay Paradigm in Healthy Male ParticipantsWho this might be right forHealthy Volunteers Takeda 19
Not applicableEnded earlyNCT03980340What this trial is testingBreath Biomarkers for Sleep Loss and Circadian TimingWho this might be right forShift-Work Sleep DisorderShift Work Type Circadian Rhythm Sleep DisorderSleep Disorders, Circadian Rhythm+8 more Brigham and Women's Hospital 5
Not applicableLooking for participantsNCT06471374What this trial is testingPathophysiology of Circadian Rhythm Delayed Sleep Wake Phase DisorderWho this might be right forDelayed Sleep Phase SyndromeDelayed Sleep Phase University of Colorado, Boulder 66
Not applicableStudy completedNCT01419938What this trial is testingDoes Cognitive Behaviour Therapy (CBT) Improve the Effect of Light TherapyWho this might be right forDelayed Sleep Phase Syndrome Uppsala University 57
Not applicableStudy completedNCT03806296What this trial is testingDelayed Sleep Timing in Teens StudyWho this might be right forDelayed Sleep Phase University of Pittsburgh 142
Post-approval studies (Phase 4)UnknownNCT02962037What this trial is testingAre Patients Suffering From DSPS Show Compromising in Everyday Functions and Abilities Before Handling the Disorder?Who this might be right forDelayed Sleep Phase Syndrome Lilach Kemer 20
Not applicableStudy completedNCT01327040What this trial is testingLight Sensitization StudyWho this might be right forChronobiology DisordersCircadian Rhythm DisordersSleep Disorders, Circadian Rhythm Brigham and Women's Hospital 32
Not applicableLooking for participantsNCT06949644What this trial is testingPupillometry in Delayed Sleep Wake Phase DisorderWho this might be right forDelayed Sleep-Wake Phase Disorder Northwestern University 220
Not applicableLooking for participantsNCT05177055What this trial is testingSleep in Psychiatric Care (SIP): Treatment for Comorbid Delayed Sleep-Wake Phase Disorder (DSWPD)Who this might be right forDelayed Sleep-Wake Phase DisorderSleep DisorderPsychiatric Disorder Haukeland University Hospital 60
Early research (Phase 1)Study completedNCT00506259What this trial is testingTreatment Strategies for Children With Smith-Magenis SyndromeWho this might be right forDevelopmental Delay DisordersChromosome DeletionMental Retardation+2 more National Human Genome Research Institute (NHGRI) 23
Not applicableUnknownNCT02964598What this trial is testingSleepHelsinki! CIRCADIAN SLEEP REGULATION IN ADOLESCENCEWho this might be right forSleep Disorder Circadian Rhythm, Delayed Sleep Phase Type University of Helsinki 270
Post-approval studies (Phase 4)Study completedNCT00834886What this trial is testingRandomized Controlled Trial on the Treatment Effects of Melatonin and Light Therapy on Delayed Sleep Phase SyndromeWho this might be right forDelayed Sleep Phase Syndrome University of Bergen 40
Early research (Phase 1)UnknownNCT00282061What this trial is testingSynchronization and Desynchronization Between Circadian Rhythms in Patients With Delayed Sleep Phase Syndrome (DSPS)Who this might be right forDelayed Sleep Phase Syndrome Sheba Medical Center
Not applicableLooking for participantsNCT06139861What this trial is testingBetter Sleep StudyWho this might be right forDepression in AdolescenceDelayed Sleep Phase Children's Hospital Los Angeles 200
Not applicableLooking for participantsNCT07317349What this trial is testingThe Effect of a Continuous 1-Hour Time Delay on Circadian RhythmsWho this might be right forCircadian RhythmsTime PerceptionSleep University of Aarhus 40
Large-scale testing (Phase 3)Looking for participantsNCT06701396What this trial is testingEvaluating the Effects of Tasimelteon Vs. Placebo in Delayed Sleep-Wake Phase Disorder (DSWPD) and the CRY1Δ11 VariantWho this might be right forSleep Wake DisordersSleep Disorders, Circadian RhythmChronobiology Disorders+1 more Vanda Pharmaceuticals 60
Post-approval studies (Phase 4)Looking for participantsNCT06874855What this trial is testingLemborexant in Delayed Sleep Phase SyndromeWho this might be right forDelayed Sleep Phase Syndrome University of California, San Francisco 15