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
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
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 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
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
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
Not applicableStudy completedNCT04690504What this trial is testingValidation of Circadian Biomarkers in Patients With Sleep DisordersWho this might be right forSleep Disorders, Circadian RhythmCircadian Rhythm DisordersCircadian Rhythm Sleep Disorder+4 more Brigham and Women's Hospital 50
Not applicableStudy completedNCT00246454What this trial is testingCircadian Rhythms and Sleep in Familial DSPS and ASPSWho this might be right forCircadian Rhythm Sleep Disorder Northwestern University 156
Testing effectiveness (Phase 2)Study completedNCT00593736What this trial is testingEfficacy of Ramelteon on Speeding Up Sleep in Subjects With Delayed Sleep Phase SyndromeWho this might be right forSleep Disorders, Circadian Rhythm Takeda 132
Not applicableStudy completedNCT04378933What this trial is testingGlasses for Adolescent Delayed Sleep-Wake Phase DisorderWho this might be right forDelayed Sleep-Wake Phase Disorder Mayo Clinic 34
Not applicableStudy completedNCT04792697What this trial is testingExperimental Manipulation of Sleep and Circadian Rhythms and the Role Played on Reward Function in TeensWho this might be right forDelayed Sleep Phase Syndrome University of Pittsburgh 115
Large-scale testing (Phase 3)Active Not RecruitingNCT04652882What this trial is testingEvaluating the Effects of Tasimelteon vs. Placebo in Delayed Sleep-Wake Phase Disorder (DSWPD)Who this might be right forSleep Wake DisordersSleep Disorders, Circadian RhythmChronobiology Disorders Vanda Pharmaceuticals 70
Not applicableUnknownNCT06407258What this trial is testingPromoting Sleep and Physical Activity Among Adolescent Psychiatric PatientsWho this might be right forMental Disorder in AdolescenceInsomniaDelayed Sleep-Wake Phase Disorder Christin Lang 140