| Not Yet Recruiting | Optimization of Melatonin Administration in Healthy Adults NCT07514507 | IRCCS Fondazione Stella Maris | N/A |
| Not Yet Recruiting | A Longitudinal Follow-Up Study on Predicting Major Depressive Disorder From Rest-Activity Rhythm Profiles NCT07388849 | Chinese University of Hong Kong | — |
| Completed | Plant Protein With Ashwagandha-Rhodiola for Sleep Quality NCT07461402 | Universidad Pablo de Olavide | N/A |
| Completed | An Exploratory Study of Chenghuang Circadian Rhythm Regulator in Subjects With Sleep Disorders NCT07414381 | Shanghai Cell Therapy Group Co.,Ltd | N/A |
| Not Yet Recruiting | Impact of Sleep Disorders and Digital Support on Older People's Health NCT06944600 | University of Parma | — |
| Not Yet Recruiting | Study of Sleep Quality in the Intensive Care Unit and Association with Weaning from Invasive Ventilation in Pa NCT06653933 | University Hospital, Grenoble | — |
| Recruiting | Cognitive Performance, Sleep Disturbances and Fatigue in Multiple Sclerosis NCT07426991 | Heinrich-Heine University, Duesseldorf | — |
| Completed | Sleep Disturbance and Daytime Fatigue as Predictors of Cognitive Decline and Functional Decline in Chronic Rhi NCT07242040 | Sinai University | — |
| Completed | A Multidimensional Health Perspective: Analysis of the Effects of Yoga Intervention on Sleep Disorders in Olde NCT07061158 | Beijing Sport University | N/A |
| Recruiting | Sleep Disorders and Their Impact on Patients With Ménière's Disease NCT07299578 | University Hospital, Strasbourg, France | — |
| Completed | Effectiveness of Intravascular Laser Therapy on Sleep Quality in Patients With Chronic Low Back Pain: A Random NCT06755593 | Le Hoang Minh Quan | N/A |
| Completed | Evidence Based Intervention for Improving Sleep Quality Among Obese Pregnant Women NCT06890910 | Cairo University | N/A |
| Unknown | Identification and Characterisation of Sleep Disorders in a Population of Patients With Non-small Cell Lung Ca NCT06495346 | University Hospital, Strasbourg, France | — |
| Unknown | Protocol For Sleep for Critically Ill Patients NCT05996861 | Hospital Moinhos de Vento | — |
| Unknown | Clinical Trial on a Food Supplement With Melatonin and Herbal Products to Improve Sleep Quality NCT05459272 | Uriach Consumer Healthcare | N/A |
| Recruiting | Validation of a Method of Screening for Sleep Disorders in Children With Cerebral Palsy, Using Connected Tools NCT03915418 | University Hospital, Brest | N/A |
| Recruiting | Photomotor Reflex to Evaluate the Role of the Non-visual Effects of Light in Neurological, Psychiatric and Oph NCT03811964 | University Hospital, Strasbourg, France | N/A |
| Unknown | the Efficacy and Safety of Agomelatine in the Patients With Parkinson's Disease NCT03977441 | Second Affiliated Hospital of Soochow University | Phase 4 |
| Completed | The Study of Acupuncture on Vascular and Functional Neuroimaging in Parkinson's Disease Patients With Sleep Di NCT03501004 | Tsinghua University | N/A |
| Completed | Acupressure and Sleep Quality in Elderly Care NCT07277725 | Duzce University | N/A |
| Completed | Impacts of Low-Dose Dexmedetomidine on Sleep Quality in Mechanically Ventilated ICU Patients NCT03335527 | Peking University First Hospital | Phase 4 |
| Enrolling By Invitation | Selected Disorders and Sleep Bruxism NCT03083405 | Wroclaw Medical University | — |
| Completed | Withings Pulse Wave Velocity and Blood Pressure Study NCT03099954 | Scripps Translational Science Institute | — |
| Terminated | The BEST Study: The Efficacy of Brain Entrainment Sleep Technology in Military Healthcare Beneficiaries NCT03169309 | Landstuhl Regional Medical Center | N/A |
| Completed | The Effect of Haemodialysis in Sleep Apnoea NCT02939586 | John Hunter Hospital | N/A |
| Completed | Z-Drugs for Sleep Disorders in Alzheimer's Disease NCT03075241 | Brasilia University Hospital | Phase 3 |
| Completed | Study of the Efficacy and Safety of NPC-15 for Sleep Disorders of Children With Neurodevelopmental Disorders NCT02757079 | Nobelpharma | Phase 3 |
| Completed | Verification of the Efficacy of NPC-15 for Sleep Disorders of Children With Autism Spectrum Disorders NCT02757066 | Nobelpharma | Phase 2 / Phase 3 |
| Completed | Insomnia Self-Management in Heart Failure NCT02660385 | Yale University | N/A |
| Completed | Effect of Melatonin on Sleep Quality in Patients Dementia NCT03066518 | Hospital Universitario Dr. Jose E. Gonzalez | Phase 4 |
| Unknown | Risk and Benefit Assessment of Hypnotic Agents for Sleep Disorders Among Elderly NCT02648776 | China Medical University Hospital | — |
| Unknown | Sleep Disturbance in Patients With End-Stage Renal Disease NCT02583347 | Beaumont Hospital | — |
| Completed | Nutritional Trial With Probiotic Fortified Milk in Women Affected by Insomnia NCT03985228 | University of Bologna | N/A |
| Completed | Sleep Quality in Patients With Advanced Cancer NCT02585609 | Norwegian University of Science and Technology | — |
| Completed | Effect of High Rebound Mattress Toppers on Sleep and Sleep-Related Symptoms NCT03055156 | Stanford University | N/A |
| Completed | Validation of Ambulatory Sleep Test (WP200/U) Compared In-lab Sleep Testing in Cardiac Subjects NCT02369705 | Itamar-Medical, Israel | — |
| Completed | Whole Body Periodic Acceleration on Activity and Sleep In Parkinson's Disease NCT02874261 | New York Institute of Technology | N/A |
| Unknown | Theory Based SMS Reminders - Text's Impact on Patient Attendance NCT02453633 | Lovisenberg Diakonale Hospital | N/A |
| Completed | Music for Insomnia NCT02321826 | University of Aarhus | N/A |
| Unknown | Clock and Narcolepsy Genetic Variants and the Effects of Stalevo® (Levodopa/Carbidopa/Entacapone) on Sleep Dis NCT02452606 | Asan Medical Center | N/A |
| Unknown | COPing With Shift Work - Web Based Program for Police Officers NCT02240082 | ISA Associates, Inc. | N/A |
| Completed | Atripla to Stribild Switch Study to Evaluate Sleep Disturbances NCT02477527 | Midtown Medical Center, Tampa, FL | Phase 4 |
| Unknown | Impact of the Decrease of Exposure to Hypnosedative Drugs in the Elderly Through the Discontinuation of Hospit NCT02296957 | Assistance Publique - Hôpitaux de Paris | N/A |
| Completed | Tailored Approach to Sleep Health Education: A Community Engaged Approach NCT02507089 | NYU Langone Health | N/A |
| Completed | Effectiveness of Functional Pillow on Neck Pain, Disability, Quality of Sleep and Life NCT02240849 | Jaseng Hospital of Korean Medicine | N/A |
| Completed | Does Melatonin Restore Sleep Architecture in Autistic Children NCT01993251 | Hospices Civils de Lyon | Phase 2 |
| Completed | Use of an Educational Story to Prepare Children With Developmental Disabilities for Sleep Study NCT02132273 | Jennifer Accardo | N/A |
| Unknown | The Effect of Two Different General Anesthesia Regimes on Postoperative Sleep Quality NCT02061514 | Aretaieion University Hospital | N/A |
| Completed | A Study of Wrist Actigraphy in Overweight and Obese Adults With Sleep Disorders NCT02260297 | Shanghai Jiao Tong University School of Medicine | — |
| Unknown | Evaluation of EarlySense; a Contact-less Heart and Respiration Rate Monitoring in Sleep Lap Examined NCT02036996 | EarlySense Ltd. | — |
| Withdrawn | Eval EarlySense Bet Lowenstein Sleeplab NCT01978340 | EarlySense Ltd. | — |
| Completed | Evaluation of WP200 With the Unified Probe (WP200U) NCT01929447 | Itamar-Medical, Israel | — |
| Completed | Efficacy and Safety of Circadin® in the Treatment of Sleep Disturbances in Children With Neurodevelopment Disa NCT01906866 | Neurim Pharmaceuticals Ltd. | Phase 3 |
| Completed | Subjective Memory Complaints, Objective Memory Performance and Cognitive Training NCT02156128 | Norwegian University of Science and Technology | N/A |
| Completed | Electrocardiography Data Analysis in Sleep Disorders NCT02188498 | Weill Medical College of Cornell University | — |
| Completed | Sleep for Inpatients: Empowering Staff to Act NCT02025959 | University of Chicago | N/A |
| Completed | Treatment of Obstructive Sleep Apnea in Children: An Opportunity for Cardiovascular Risk Modification NCT02403492 | The Hospital for Sick Children | N/A |
| Unknown | Bedside Sleep Medicine NCT01924507 | Associação Fundo de Incentivo à Pesquisa | N/A |
| Completed | Sleep to Lower Elevated Blood Pressure NCT01809821 | University College Hospital Galway | N/A |
| Unknown | Aerobic Exercise on Improving Sleep in Systemic Lupus Erythematosus. NCT02037971 | Federal University of São Paulo | N/A |
| Completed | Sleep, Cognition and Memory Disorder NCT01650454 | University Hospital, Bordeaux | N/A |
| Completed | Study of Donepezil in Female Breast Cancer Survivors With Cognitive Dysfunction NCT01466270 | Wake Forest University Health Sciences | Phase 2 |
| Completed | Validation of Home Sleep Testing (WP) Compared to an Overnight Sleep Testing in the Sleep Laboratory NCT01570738 | Itamar-Medical, Israel | — |
| Unknown | Mirtazapine for Sleep Disorders in Alzheimer's Disease NCT01867775 | Brasilia University Hospital | Phase 3 |
| Completed | Providing "Good Sleep" for ICU Sedation NCT01342328 | University of California, San Francisco | N/A |
| Completed | EEG Biofeedback Therapy as an Adjunct Treatment for PTSD NCT01591408 | United States Naval Medical Center, San Diego | N/A |
| Completed | Phase II Early Behavioral Intervention in BMT w/ Sleep Disturbance-Assess QOL+Fatigue+Cognitive f(x) NCT01536977 | Stanford University | N/A |
| Unknown | Based-virtual Reality Diagnosis for Neuropsychiatric Diseases and Sleep/Wake Disorders NCT02544295 | University of Bordeaux | N/A |
| Completed | Sleep Disorders Managed and Assessed Rapidly in Transient Ischemic Attack (TIA) and In Early Stroke NCT01528462 | Sunnybrook Health Sciences Centre | — |
| Completed | Glutathione and Health With Post-Polio Syndrome NCT01402570 | University of Michigan | N/A |
| Completed | Cognitive-Behavioral Intervention for Worry, Uncertainty, and Insomnia for Cancer Survivors NCT01929720 | Ohio State University Comprehensive Cancer Center | N/A |
| Unknown | Study of Biomarkers Associated With Fatigue in Patients With Early-Stage Breast Cancer Treated With Metformin NCT01286233 | NSABP Foundation Inc | — |
| Completed | "Reversibility of Cardiovascular Injury With CPAP Use: Mechanisms Involved" NCT01317329 | University of Wisconsin, Madison | N/A |
| Completed | Sleep Impairment and Coping Style in Diabetes NCT01343446 | Istanbul University | — |
| Completed | The Effects of Milnacipran on Sleep Disturbance in Fibromyalgia NCT01234675 | Mansoor Ahmed M.D. | Phase 4 |
| Completed | Treating Sleep Problems in VA Adult Day Health Care NCT01259401 | VA Office of Research and Development | N/A |
| Completed | Light for Renal Transplant Recipients Having a Sleep-Wake Dysregulation NCT01256983 | University of Basel | EARLY_Phase 1 |
| Completed | Efficacy of a Brief Nightmare Treatment for Veterans NCT01220401 | University of Tulsa | N/A |
| Completed | Multidimensional Measurement of Psychopharmacological Treatment Response NCT01184235 | Child Psychopharmacology Institute | — |
| Terminated | Methadone Hydrochloride as First-Line Therapy in Treating Patients With Chronic Neuropathic Cancer Pain NCT00930332 | NCIC Clinical Trials Group | Phase 1 |
| Terminated | Effect of Guanfacine Extended-Release on Attention Deficit Hyperactivity Disorder (ADHD)-Associated Insomnia NCT01156051 | Children's Specialized Hospital | Phase 4 |
| Completed | Screening for Sleep Hypoxemia in Pulmonary Arterial Hypertension NCT01371669 | Assistance Publique - Hôpitaux de Paris | — |
| Completed | PASCONAL NERVENTROPFEN in the Treatment of Nervous Diseases NCT01125605 | Pascoe Pharmazeutische Praeparate GmbH | — |
| Terminated | Home-Based Programs for Improving Sleep in Cancer Survivors NCT00993928 | Alliance for Clinical Trials in Oncology | Phase 2 |
| Completed | Trazodone for Sleep Disorders in Alzheimer's Disease NCT01142258 | Brasilia University Hospital | Phase 3 |
| Completed | Sleep Satisfaction and Psychomotor Performance of Adults NCT01097382 | Sanofi | Phase 4 |
| Completed | A Single-centre Open Label Study to Investigate the Effect of Repeat Doses of SB-649868 on the Pharmacokinetic NCT01299597 | GlaxoSmithKline | Phase 1 |
| Completed | Cooperative Studies Program #563 - Prazosin and Combat Trauma PTSD NCT00532493 | VA Office of Research and Development | Phase 3 |
| Terminated | Imagery Rescripting for Posttraumatic Nightmares in Rural Operation Enduring Freedom (OEF)/Operation Iraqi Fre NCT00837382 | US Department of Veterans Affairs | N/A |
| Completed | Yoga or Educational Wellness Class for Women With Stage I, Stage II, or Stage III Breast Cancer Undergoing Che NCT00994279 | Wake Forest University Health Sciences | N/A |
| Completed | Efficacy and Safety Assessment of ZOlpidem (Stilnox CR) in Patients With Chronic insomNIA NCT01024192 | Sanofi | Phase 4 |
| Unknown | Patient Preference, Sleep Quality, and Anxiety/Depression: A Comparison of Raltegravir and Efavirenz NCT00944957 | University Hospital, Geneva | N/A |
| Completed | Exploratory Subjective Sleep Study of a Prototype Nasal Dilator NCT01122849 | GlaxoSmithKline | Phase 2 |
| Completed | Augmentation Trial of Prazosin for Post-Traumatic Stress Disorder (PTSD) NCT00990106 | Seattle Institute for Biomedical and Clinical Research | N/A |
| Completed | Study to Investigate Safety, Tolerability, Pharmacokinetics and Cardiac Function After Repeat Doses of SB-6498 NCT01030939 | GlaxoSmithKline | Phase 1 |
| Active Not Recruiting | Health Education Materials With/Out a Physical Activity Program for Patients Who Have Undergone Treatment for NCT00819208 | Canadian Cancer Trials Group | N/A |
| Completed | Effects Of Pregabalin (Lyrica) On Sleep Maintenance In Subjects With Fibromyalgia NCT00883740 | Pfizer's Upjohn has merged with Mylan to form Viatris Inc. | Phase 3 |
| Completed | Efficacy and Safety Study of BF2.649 in the Treatment of Excessive Daytime Sleepiness in Narcolepsy NCT01067222 | Bioprojet | Phase 3 |
| Completed | Vestipitant 28-day Tolerance Study NCT00992160 | GlaxoSmithKline | Phase 2 |
| Withdrawn | Treating Sleep/Wake Cycle Disturbances in Basal Ganglia Disorders With Ramelteon NCT00907595 | Massachusetts General Hospital | N/A |
| Completed | Cognitive Behavioral Therapy (CBT) for Nightmares in Operation Enduring Freedom/Operation Iraqi Freedom (OEF/O NCT00691626 | VA Office of Research and Development | N/A |
| Completed | Cranial Stimulation for Chemotherapy Symptoms in Breast Cancer NCT00902330 | Virginia Commonwealth University | Phase 3 |
| Completed | Health Promotion in Early Adolescence: Sleep, Activity, and Emotion Regulation NCT01289197 | University of Pittsburgh | N/A |
| Withdrawn | Melatonin Supplementation to Improve Sleep in Patients With Heart Failure NCT00869869 | Brigham and Women's Hospital | Phase 2 |
| Completed | Actigraphic Measurement of a Neurosurgical Procedure NCT00945230 | Child Psychopharmacology Institute | N/A |
| Terminated | Randomized Clinical Trial of Imagery Rescripting Treatment In Veterans With Trauma-Related Nightmares And Post NCT00837109 | US Department of Veterans Affairs | N/A |
| Completed | Pantoprazole 20/40 mg in the Treatment of Symptomatic Reflux Disease With Focus on Sleep Disorders NCT00830115 | Nycomed | — |
| Completed | Zolpidem CR and Hospitalized Patients With Dementia NCT00814502 | Massachusetts General Hospital | N/A |
| Completed | Patient Preference, Sleep Quality, and Anxiety/Depression: A Randomized Comparison of Etravirine and Efavirenz NCT00792584 | University Hospital, Geneva | N/A |
| Terminated | Twenty-six Week Extension Trial of Org 50081 (Esmirtazapine) in Outpatients With Chronic Primary Insomnia (176 NCT00750919 | Merck Sharp & Dohme LLC | Phase 3 |
| Unknown | Sleep Disturbances in Hospitalized Children NCT00749814 | Tel-Aviv Sourasky Medical Center | Phase 4 |
| Withdrawn | The Impact of Salmeterol-Fluticasone on Sleep in Patients With COPD NCT00741767 | Northwestern University | N/A |
| Active Not Recruiting | Sleep Actigraphy in Postural Tachycardia Syndrome (POTS) NCT00692471 | Satish R. Raj | — |
| Unknown | Hormonal and Metabolic Consequences of Sleep Disorders in Young Obese Patients NCT00716222 | Cliniques universitaires Saint-Luc- Université Catholique de Louvain | — |
| Completed | Acupuncture in Reducing Muscle and Bone Symptoms in Women Receiving Letrozole, Exemestane, or Anastrozole for NCT00641303 | University of Maryland, Baltimore | N/A |
| Completed | Randomized, Controlled, Double Blind Trial of Eszopiclone for Insomnia Associated With Schizophrenia NCT00645944 | Yale University | N/A |
| Completed | A 6-Month Efficacy and Safety Study of Org 50081 in Adult Patients With Chronic Primary Insomnia (21106/P05701 NCT00631657 | Merck Sharp & Dohme LLC | Phase 3 |
| Active Not Recruiting | Tai Chi Effects on Chronic Insomnia in Breast Cancer Survivors: Immune Mechanisms NCT00690196 | Jonsson Comprehensive Cancer Center | N/A |
| Completed | Sleep Length and Circadian Regulation in Humans NCT00843843 | Rush University Medical Center | N/A |
| Completed | A Long-Term Safety Study of Org 50081 (Esmirtazapine) in Elderly Outpatients With Chronic Primary Insomnia (17 NCT00561574 | Merck Sharp & Dohme LLC | Phase 3 |
| Completed | Brain Function in Premenopausal Women Receiving Tamoxifen With or Without Ovarian Function Suppression for Ear NCT00659373 | ETOP IBCSG Partners Foundation | Phase 3 |
| Completed | Efficacy and Safety Study of Org 50081 (Esmirtazapine) in Elderly Participants (P05709) NCT00561821 | Merck Sharp & Dohme LLC | Phase 3 |
| Completed | Preventing Long Term Psychiatric Disability Among Those With Major Burn Injuries NCT00988104 | Johns Hopkins University | N/A |
| Completed | Efficacy and Safety of Armodafinil for Adults With Excessive Sleepiness Obstructive Sleep Apnea/Hypopnea and D NCT00518986 | Cephalon | Phase 4 |
| Completed | Functional Melatonin Replacement for Sleep Disruptions in Individuals With Tetraplegia NCT00507546 | US Department of Veterans Affairs | Phase 4 |
| Withdrawn | Insomnia in Patients Undergoing Chemotherapy and Radiation Therapy for Head and Neck Cancer NCT00616590 | Vanderbilt University | — |
| Completed | Three Different Programs of Paced Breathing in Treating Hot Flashes in Women NCT00569166 | Mayo Clinic | N/A |
| Completed | Sleep Specialty Consultation: Improving Management of Sleep Disorders NCT00390572 | US Department of Veterans Affairs | N/A |
| Completed | Non-Pharmacological Interventions on Sleep in Post-Acute Rehabilitation NCT00333619 | US Department of Veterans Affairs | N/A |
| Completed | Yoga in Treating Sleep Disturbance in Cancer Survivors NCT00397930 | Gary Morrow | Phase 2 |
| Completed | Exercise Training in Dialysis Patients With Restless Legs Syndrome (RLS) NCT00942253 | University of Thessaly | Phase 2 |
| Completed | To Study the Prevalence of Insomnia in Geriatric COPD Patients Who Are Enrolled in a Pulmonary Rehabilitation NCT00346554 | Hackensack Meridian Health | — |
| Completed | A Double-blind, Group-comparison Study Using Zolpidem (Myslee) as a Comparative Drug in Patients With Insomnia NCT00283946 | Astellas Pharma Inc | Phase 3 |
| Completed | Evaluation of Risk Factors of Sleep Quality in Intensive Care Unit NCT00507481 | University of Turin, Italy | — |
| Completed | Quality of Life in African-American or Caucasian Female Breast Cancer Survivors NCT00268502 | Indiana University | — |
| Completed | Comprehensive Police Fatigue Management Program NCT00246051 | Brigham and Women's Hospital | N/A |
| Completed | Melatonin Supplements for Improving Sleep in Individuals With Hypertension NCT00238108 | Brigham and Women's Hospital | Phase 2 |
| Completed | The Impact of Sleep Disorders on Motor Vehicle Accidents NCT00163670 | Bayside Health | — |
| Completed | Impact of Smoking Cessation on Sleep - 5 NCT00132821 | National Institute on Drug Abuse (NIDA) | Phase 4 |
| Unknown | Effects of Cognitive-Behavioral Therapy on Sleep Disturbance in Peritoneal Dialysis Patients NCT00155441 | National Taiwan University Hospital | Phase 3 |
| Completed | Sleep Disorders Management, Health and Safety in Police NCT00207285 | Brigham and Women's Hospital | N/A |
| Completed | Study Evaluating Totelle® in Menopausal Symptoms and Sexual Function NCT00195520 | Wyeth is now a wholly owned subsidiary of Pfizer | Phase 4 |
| Completed | Pediatric Sleep Questionnaire: Use for Collection of Clinical Data NCT00203827 | University of Chicago | — |
| Completed | Study Evaluating DVS-233 SR to Treat Vasomotor Systems Associated With Menopause NCT00256685 | Wyeth is now a wholly owned subsidiary of Pfizer | Phase 3 |
| Completed | Pediatric Sleep Questionnaire: Normalization and Validation Study NCT00203840 | University of Chicago | — |
| Terminated | Prazosin vs Paroxetine in Combat Stress-Related Post-Traumatic Stress Disorder (PTSD) Nightmares & Sleep Distu NCT00202449 | Seattle Institute for Biomedical and Clinical Research | N/A |
| Completed | Prazosin vs. Paroxetine in Combat Stress Symptoms in OIF/OEF Returnees NCT00261729 | US Department of Veterans Affairs | N/A |
| Completed | Family Study of Affective and Anxiety Spectrum Disorders NCT00071786 | National Institute of Mental Health (NIMH) | — |
| Completed | Venlafaxine With or Without Zolpidem in Treating Hot Flashes and Associated Sleep Disorders in Women With Brea NCT00084669 | Massachusetts General Hospital | N/A |
| Withdrawn | Depression and Interleukin-6 Production in Patients With Ovarian Epithelial Cancer NCT00460200 | Jonsson Comprehensive Cancer Center | — |
| Completed | Provigil (Modafinil) Study by Taiwan Biotech Co. NCT00174174 | National Taiwan University Hospital | N/A |
| Completed | (Valerian) for Improving Sleep in Patients With Cancer Receiving Adjuvant Therapy NCT00075842 | Alliance for Clinical Trials in Oncology | Phase 3 |
| Completed | Insomnia and Daytime Function in Osteoarthritis NCT00530556 | Sanofi | Phase 4 |
| Completed | Reducing Caregiver Stress and Sleep Disturbances in Patients With Progressive Dementia NCT00178568 | Kathy Kennedy | — |
| Completed | Characteristics of Sleep Patterns in Young Adults With and Without Insomnia NCT00177216 | University of Pittsburgh | Phase 4 |
| Active Not Recruiting | Epidemiology of Sleep-Disordered Breathing in Adults NCT00005557 | University of Wisconsin, Madison | — |
| Completed | Growth Hormone Releasing Hormone (GHRH) Treatment for Age-Related Sleep Disturbances NCT00000380 | University of Washington | N/A |
| Completed | Circadian Regulation of Sleep in Habitual Short Sleepers and Long Sleepers NCT00001546 | National Institute of Mental Health (NIMH) | — |
| Completed | Effect of Activity on Sleep of Cognitively-Impaired Veterans NCT00013182 | US Department of Veterans Affairs | N/A |