Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Sleep: early-phase trial registry
73 of 152 indexed Sleep trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #74 of 28,707 conditions by registered trial count.
152 US clinical trials · 73 currently recruiting · #74 of 28,707 conditions by registered trial count
Sleep: 152 US clinical trials tracked, 73 recruiting.
Sleep is the subject of 152 registered US clinical trials on ClinicalTrials.gov, 73 of them currently open to new participants. 7 are in Phase 3-4 (later-stage) and 15 in Phase 1-2 (earlier-stage). The most active sponsor is University of Pittsburgh, running 10 of these trials.
Enrollment posture brief
Registry condition sleep
OPEN 73 | RECR 48% | LATE 7 | EARLY 15 | RANK #74 | SPON 10
Volume-matched condition peers
Nearest open-share peer: Alpha-1 Antitrypsin Deficiency (48% recruiting · 25 trials)
Sleep lists 73 open slots (48% of 152 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Sleep on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
-
Sleep is recruiting above its size-band peers.
73 of 152 indexed trials (48%) are open to enrollment, against a 37.1% average across 139 conditions with 100+ trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
-
Sponsorship of Sleep trials is spread across many organizations.
University of Pittsburgh accounts for 10 of 152 trials (6.6%). 96 distinct sponsors appear on at least one study for this condition label.
-
Typical Sleep enrolment sits around 80 participants.
Median target enrolment is 80 among the 152 trials that report a genuine target (sentinel values excluded). 84 of those (55.3%) plan for fewer than 100 participants.
-
Sleep research is mostly interventional.
134 interventional and 18 observational studies make up this index (88.2% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
152 total, page 2 of 4
A Mobile App to Improve 24-Hour Movement Guideline Adherence in Preschoolers
University of Kansas Medical Center
NCT06667661
Bedtime Stories: Tailored Sleep Health Messaging for Caregivers
Boston Children's Hospital
NCT06618040
The Iowa ACEs and Sleep Cohort and Manipulating Sleep in Young Adults With ACEs Studies
Nathaniel Jenkins
NCT06454344
Effect of Sleep Extension on Ceramides in People with Overweight and Obesity
University of Utah
NCT06180837
Sleep and Physical Activity in Patient and Caregiver Dyads Following Allogeneic Hematopoietic Cell Transplantation
M.D. Anderson Cancer Center
NCT07140770
Magnesium-L-Threonate for Sleep Quality Post-Arthroplasty
University of Miami
NCT06902285
Student Exercise and Sleep Timing Study - Part 2
Rutgers, The State University of New Jersey
NCT06336590
Resilience to Sleep Deprivation and Changes in Sleep Architecture in Shoonya Meditators
Beth Israel Deaconess Medical Center
NCT05026541
Home Sleep Therapy for Older Adults With MCI
Brain Electrophysiology Laboratory Company
NCT05771844
The RolE of Prolonged Nightly faSTing to Improve Sleep and cOgnition in bREast Cancer Survivors
Arizona State University
NCT06938555
The Dream Team: Testing Implementation of a Sleep Intervention for Perinatal Women Delivered by Direct Care Workers
Rhode Island Hospital
NCT06737055
Sleepless at Scripps: An Inpatient White Noise Study
Scripps Health
NCT05475262
Optimizing Attention and Sleep Intervention Study
University of Pittsburgh
NCT05683756
Leveraging Social Networks to Improve Sleep and Mindfulness Among Older Adults in Residential Housing Facilities
Brigham and Women's Hospital
NCT06989619
Sleep and Circadian Mechanisms in Hypertension
Oregon Health and Science University
NCT05184933
Repurposing Low-Dose Clonidine for PTSD in Veterans
Wake Forest University Health Sciences
NCT04877093
The Impact of Overnight Nutrition Support on Sleep and Circadian Rhythm Disruption in the ICU
Massachusetts General Hospital
NCT04737200
Aerobic Exercise: A Potential Rescue From the Negative Ramifications of Poor Sleep
Florida State University
NCT06956963
Lemborexant Treatment of Insomnia Linked to Epilepsy
University of Manitoba
NCT06262594
Sleep Duration and Cardiovascular Health
Oregon Health and Science University
NCT04804124
Impact of Exogenous Ketones on Sleep and Breathing in Healthy Volunteers (K-SLEEP)
Johns Hopkins University
NCT07224074
Light Exposure, Migraine Outcomes, and Sleep Quality
Arizona State University
NCT07476053
Circadian Intervention to Improve Cardiometabolic Health
University of Utah
NCT05943626
Intern Health Study 2024
University of Michigan
NCT06465680
Predictors of De-novo Development of Obstructive Sleep Apnea in Pregnancy
The Miriam Hospital
NCT02917876
Positive Airway Pressure, Sleep Apnea, and the Placenta (PAP-SAP)
The Miriam Hospital
NCT02412696
Evaluation of SLEEP Program
Michigan State University
NCT04727619
Evaluation of a Neurostimulation Device for Insomnia: A Randomized Trial
ProofPilot
NCT04627480
Diet, Food, Exercise and Nutrition During Social Distancing
University of Arkansas, Fayetteville
NCT04754074
SLeep and OPioid UsE in Patients Undergoing Total Knee Arthroplasty
Scripps Health
NCT04247646
Rested & Ready to Learn
University of South Carolina
NCT06882005
Impact of Sleep Extension in Adolescents
University of Colorado, Denver
NCT03500458
Sleep and Inflammatory Resolution Pathway
Beth Israel Deaconess Medical Center
NCT03377543
Sleep and Vascular Health Study
Auburn University
NCT05918744
Improving Sleep, Decision-Making, and Eating in Adolescents with Obesity
Drexel University
NCT06745570
Partial Sleep Restriction in Chronic Low Back Pain: A Feasibility Study
University of Kansas Medical Center
NCT07008924
Sleep Improvement Via Environmental Smart Temperature Adjustments
Hebrew SeniorLife
NCT06770400
Closed Loop Acoustic Stimulation During Sedation With Dexmedetomidine
Washington University School of Medicine
NCT04206059
Intern Health Study 2022 and 2023
University of Michigan
NCT05436145
Apnea Positive Pressure Long-Term Efficacy Study
Stanford University
NCT00051363
Investigation of Sleep in the Intensive Care Unit
Massachusetts General Hospital
NCT03355053
VISC-Q Trial (Validation of an Online Sleep Characterization Questionnaire)
Philips Respironics
NCT03590795
Impact of Sleep Workshops in College Students
NYU Langone Health
NCT02665247
A Study to Assess the Effects of Dietary Supplement Drinks on Sleep, Stress and Mood
The Water Street Collective
NCT06378567
Enhancing Sleep Duration: Effects on Children's Eating and Activity Behaviors-Renewal
Temple University
NCT03186508
Hangover, Congeners, Sleep and Occupational Performance
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NCT00247585
Nature and Health: How Does Lifestyle and Environment Affect Health and Wellness
Stanford University
NCT06001697
A Personalized Behavioral Intervention to Improve Physical Activity, Sleep and Cognition in Sedentary Older Adults
Johns Hopkins University
NCT03959202
A Study to Evaluate the Effect of SlimBiotics Probiotic Formula on Weight Management and Metabolic Health Outcomes
Slimbiotics
NCT05917314
Examining the Biological Factors That Affect Sleep Duration
Brigham and Women's Hospital
NCT00607204
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 7 |
| Phase 2 | 8 |
| Phase 3 | 3 |
| Phase 4 | 4 |
Top Sponsors
Named interventions
Most-linked intervention names on Sleep records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Sleep trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Sleep page
152 registered trials, 73 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 73 Sleep trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- University of Pittsburgh sponsors the most Sleep trials on record, review their full trial history before evaluating a specific study. See University of Pittsburgh's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Sleep condition card totals 152 registered trials; most-linked intervention Placebo; top US site state Pennsylvania. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.