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ClinicalTrials.gov public records Last synced May 22, 2026, 4:16 AM EDT

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Showing 25–47 of 23 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Circadian Rhythm Sleep Disorder, Unspecified Clear all
Enrolling by invitation Not applicable Interventional
View directory record Official record
Conditions
Pain, Back, Pain, Acute, Sleep Disorder, Sleep Disorders, Circadian Rhythm, Sleep, Sleep Deprivation, Insomnia
Interventions
Drug- free, non-invasive patch (FREEDOM or REM Patch) with haptic vibrotactile trigger technology (VTT) Other Names:, Sham Patch without haptic vibrotactile trigger technology (VTT)
Device
Lead sponsor
SuperPatch Limited LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Tyrone, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 7, 2025 · Synced May 22, 2026, 4:16 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Circadian Rhythm Sleep Disorder of Shift Work Type, Metabolic Disease, Insulin Sensitivity, Blood Pressure
Interventions
Time-restricted eating, Control eating
Behavioral
Lead sponsor
Colorado State University
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
Fort Collins, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced May 22, 2026, 4:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Shift-Work Sleep Disorder, Insomnia, Restless Leg Syndrome, Obstructive Sleep Apnea, Impaired Driving
Interventions
Sleep health education provided via a web-based program, Sleep disorder detection and treatment, Optimization of Sleep in Fire Station
Behavioral · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
620 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 16, 2016 · Synced May 22, 2026, 4:16 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Delirium in Old Age, Sleep Disturbance, Circadian Rhythm Sleep Disorder
Interventions
Not listed
Lead sponsor
University of Miami
Other
Eligibility
50 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Apr 28, 2022 · Synced May 22, 2026, 4:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Sleep Disorders, Sleep Apnea, Obstructive, Restless Legs Syndrome, Sleep Disorders, Circadian Rhythm, Sleep Initiation and Maintenance Disorders
Interventions
Sleep Hygiene Education, Screening and Treatment of Sleep Disorders
Behavioral · Procedure
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
731 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 16, 2016 · Synced May 22, 2026, 4:16 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Irregular Sleep Wake Rhythm Disorder
Interventions
Non-interventional
Other
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
6
States / cities
Costa Mesa, California • San Diego, California • Miami, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2020 · Synced May 22, 2026, 4:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Osteoporosis, Circadian Rhythm Sleep Disorder, Shift Work Type
Interventions
Simulated short term night shift work schedule
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
20 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 21, 2025 · Synced May 22, 2026, 4:16 AM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Shift-Work Sleep Disorder
Interventions
NIOSH shiftwork booklet, Sleep Enhancement Training System
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 22, 2010 · Synced May 22, 2026, 4:16 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Shift Work Type Circadian Rhythm Sleep Disorder, Insomnia, Psychophysiological
Interventions
Shift Worker Intervention for Sleep Health
Behavioral
Lead sponsor
Oregon State University
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Corvallis, Oregon
Source: ClinicalTrials.gov public record
Updated May 1, 2025 · Synced May 22, 2026, 4:16 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Narcolepsy, Obstructive Sleep Apnea, Shift Work Sleep Disorder
Interventions
Modafinil/armodafinil
Drug
Lead sponsor
Cephalon, Inc.
Industry
Eligibility
Female only
Enrollment
191 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2023
U.S. locations
1
States / cities
West Chester, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 4, 2024 · Synced May 22, 2026, 4:16 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Shift Work Type Circadian Rhythm Sleep Disorder, Eating Behavior
Interventions
Portion size
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
20 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced May 22, 2026, 4:16 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Sleep Disorder
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 45 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
13
States / cities
Hot Springs, Arkansas • Los Angeles, California • San Diego, California + 10 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2012 · Synced May 22, 2026, 4:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Inflammation, Sleep Deprivation, Circadian Rhythm Sleep Disorder, Shift Work Type, Smoke Inhalation
Interventions
Sleep Restriction, Normal Sleep
Behavioral
Lead sponsor
University of Montana
Other
Eligibility
18 Years to 44 Years · Male only
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Missoula, Montana
Source: ClinicalTrials.gov public record
Updated May 29, 2025 · Synced May 22, 2026, 4:16 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Circadian Rhythm Sleep Disorder
Interventions
Not listed
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
156 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 28, 2024 · Synced May 22, 2026, 4:16 AM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Obstructive Sleep Apnea of Adult, Insomnia, Circadian Rhythm Sleep Disorder, Sleep Related Movement Disorders, Narcolepsy and Hypersomnia, Parasomnia
Interventions
CONV care for the diagnosis and treatment of sleep disorders, PCCM for the diagnosis and treatment of sleep disorders
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
1,836 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Mar 3, 2019 · Synced May 22, 2026, 4:16 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Shift Work Sleep Disorder
Interventions
Personalized circadian mHealth
Other
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Novi, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 1, 2026 · Synced May 22, 2026, 4:16 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Dementia, Alzheimer Disease, Circadian Rhythm Disorders, Circadian Rhythm Sleep Disorder, Insomnia, Hypersomnia, Cognitive Impairment, Cognitive Decline, Mild Cognitive Impairment, Frontotemporal Dementia, Neurocognitive Disorders, Vascular Dementia, Sleep Disorder, Memory Impairment
Interventions
Attention-Control Condition, Timed Activity Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 110 Years
Enrollment
421 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 25, 2024 · Synced May 22, 2026, 4:16 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Shift Work Type Circadian Rhythm Sleep Disorder, Diabetes Mellitus, Type 2, Circadian Rhythm Sleep Disorder, Shift Work Type, Insulin Resistance
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 60 Years
Enrollment
365 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2021 · Synced May 22, 2026, 4:16 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Shift-Work Sleep Disorder, Insomnia, Restless Leg Syndrome, Obstructive Sleep Apnea, Impaired Driving, Injuries
Interventions
Sleep disorders education and screening
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
1,189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced May 22, 2026, 4:16 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Sleep Wake Disorders, Sleep Disorders, Circadian Rhythm, Sleep Disorders, Intrinsic, Advanced Sleep Phase Syndrome (ASPS), Advanced Sleep Phase Syndrome, Advanced Sleep Phase, Delayed Sleep Phase, Delayed Sleep Phase Syndrome, Non-24 Hour Sleep-Wake Disorder, Irregular Sleep-Wake Syndrome, Shift-Work Sleep Disorder, Shift Work Type Circadian Rhythm Sleep Disorder, Delayed Phase Sleep Syndrome
Interventions
sleep-wake timing, constant routine
Behavioral
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 2, 2025 · Synced May 22, 2026, 4:16 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Sleep Deprivation, Circadian Dysregulation, Shift-Work Sleep Disorder
Interventions
sleep extension & circadian alignment
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 50 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 2, 2016 · Synced May 22, 2026, 4:16 AM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Chronic Insomnia, Sleep Deprivation, REM Behavior Disorder, REM Sleep Behavior Disorder, REM Sleep Measurement, Insomnia, Insomnia Related to Specified Disorder, Insomnia Due to Other Mental Disorder, Insomnia Comorbid to Psychiatric Disorder, Insomnia Due to Anxiety and Fear, Insomnia Related to Another Mental Condition, Insomnia Disorders, Idiopathic Hypersomnia, Sleep Disorders, Circadian Rhythm, Post Trauma Nightmares, PTSD - Post Traumatic Stress Disorder, Sleep Quality, Anesthesia, Anxiety, Depression, Mental Health, Alzheimer Disease or Associated Disorder, Parkinsons, Circadian Rhythm, Circadian Dysregulation, PTSD, Post-Traumatic, Post-Traumatic Stress Disorder Complex, Military Combat Stress Reaction, Sleep, Military Activity, Veterans, Shift Work Sleep Disorder, Menopause Related Conditions, Pain, Cancer Pain, Athletes
Interventions
PROSOMNIA Sleep Therapy™ (PSTx), Anesthesia-Induced Sleep Therapy, Diprivan (propofol), Astra-Zeneca, Continuous EEG Monitoring
Procedure · Drug · Device
Lead sponsor
Nyree Penn
Industry
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Aventura, Florida
Source: ClinicalTrials.gov public record
Updated May 27, 2025 · Synced May 22, 2026, 4:16 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Obstructive Sleep Apnea (OSA), Insomnia, Restless Leg Syndrome (RLS), Hypersomnia Type; Sleep Disorder, Shift Work Sleep Disorders
Interventions
Sleep VS
Other
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
1
States / cities
Fontana, California
Source: ClinicalTrials.gov public record
Updated Jul 5, 2022 · Synced May 22, 2026, 4:16 AM EDT