- Conditions
- Insomnia, Spinal Cord Injury, Tetraplegia, Sleep Disorders
- Interventions
- Ramelteon, Placebo
- Drug
- Lead sponsor
- US Department of Veterans Affairs
- Federal
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2011
- U.S. locations
- 1
- States / cities
- Palo Alto, California
Search Results
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–24
of 154
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Sleep Disorder, Blindness
- Interventions
- Melatonin
- Drug
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 5 Years to 20 Years
- Enrollment
- 13 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2015
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Traumatic Brain Injury, Critical Illness, Sleep
- Interventions
- melatonin, placebo
- Drug · Other
- Lead sponsor
- Oregon Health and Science University
- Other
- Eligibility
- 6 Years to 18 Years
- Enrollment
- 21 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Portland, Oregon
- Conditions
- Circadian Disruption
- Interventions
- Circadian OS software
- Device
- Lead sponsor
- Icahn School of Medicine at Mount Sinai
- Other
- Eligibility
- 30 Years to 75 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Non-visual Photoreception
- Interventions
- Visible light
- Device
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years to 30 Years
- Enrollment
- 33 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Sleep Disorders
- Interventions
- Not listed
- Lead sponsor
- National Institute of Mental Health (NIMH)
- NIH
- Eligibility
- Not listed
- Enrollment
- 38 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 1996 – 2000
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Alzheimer Disease, Agitation,Psychomotor, Care Giving Burden, NPS, Aggression
- Interventions
- IGC-AD1-Active, IGC-AD1-Placebo
- Drug
- Lead sponsor
- IGC Pharma, LLC
- Industry
- Eligibility
- 60 Years and older
- Enrollment
- 164 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2022 – 2026
- U.S. locations
- 23
- States / cities
- Maitland, Florida • Melbourne, Florida • Miami, Florida + 17 more
- Conditions
- Sleep Quality, Sleep Health
- Interventions
- Sleep Supplement, Placebo
- Dietary Supplement
- Lead sponsor
- 4Life Research, LLC
- Industry
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Sandy City, Utah
- Conditions
- Cardiovascular Risk Factor
- Interventions
- Melatonin, Placebo
- Dietary Supplement · Other
- Lead sponsor
- University of Delaware
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 15 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2020 – 2022
- U.S. locations
- 1
- States / cities
- Newark, Delaware
- Conditions
- Sleep Disorders in Children
- Interventions
- Melatonin, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Loma Linda University
- Other
- Eligibility
- 13 Years to 17 Years
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2026
- U.S. locations
- 2
- States / cities
- Loma Linda, California
- Conditions
- Burns
- Interventions
- Melatonin, placebo
- Drug · Other
- Lead sponsor
- Shriners Hospitals for Children
- Other
- Eligibility
- 5 Years to 22 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio
- Conditions
- Glucose, Circadian Rhythm, Melatonin, Genes, Light
- Interventions
- placebo, melatonin, bright light, dim light
- Drug · Dietary Supplement · Other
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 21 Years to 55 Years
- Enrollment
- 24 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2022
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Primary Total Hip Arthroplasty, Primary Total Knee Arthroplasty
- Interventions
- Diphenhydramine (Benadryl), Melatonin, Sleep Hygiene Education
- Drug · Dietary Supplement · Behavioral
- Lead sponsor
- James A. Keeney
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 55 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2022
- U.S. locations
- 1
- States / cities
- Columbia, Missouri
- Conditions
- Delirium
- Interventions
- Melatonin, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Scripps Health
- Other
- Eligibility
- 65 Years to 100 Years
- Enrollment
- 94 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2016
- U.S. locations
- 1
- States / cities
- La Jolla, California
- Conditions
- Hypoxic Ischemic Encephalopathy
- Interventions
- Melatonin, Magnetic Resonance Imaging, Pharmacokinetics, Neurological Outcome Assessment
- Drug · Other · Behavioral
- Lead sponsor
- University of Florida
- Other
- Eligibility
- Up to 6 Hours
- Enrollment
- 70 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2026
- U.S. locations
- 2
- States / cities
- Gainesville, Florida • Orlando, Florida
- Conditions
- Normal Physiology
- Interventions
- Pupillometry, Light box exposure
- Device
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 48 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Anesthesia
- Interventions
- Sleep Mask
- Other
- Lead sponsor
- Englewood Hospital and Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2021
- U.S. locations
- 1
- States / cities
- Englewood, New Jersey
- Conditions
- Osteo Arthritis Knee
- Interventions
- Melatonin 5 mg, Placebo
- Drug · Other
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 18 Years to 95 Years
- Enrollment
- 294 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2024
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Sleep Disturbance, Total Joint Arthroplasty
- Interventions
- melatonin 6mg, Placebo
- Drug
- Lead sponsor
- Rothman Institute Orthopaedics
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 154 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018 – 2021
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Healthy, Circadian Rhythm
- Interventions
- Monochromatic visible light exposure
- Device
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years to 30 Years
- Enrollment
- 47 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2007
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Bipolar Disorder, Delayed Sleep-Wake Phase Disorder
- Interventions
- Melatonin, Placebo, Behavioral sleep intervention, Behavioral sleep control
- Drug · Other · Behavioral
- Lead sponsor
- Leslie Swanson
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Ann Arbor, Michigan
- Conditions
- Intermittent Hypoxia
- Interventions
- Melatonin, Placebo
- Other
- Lead sponsor
- Robert L. Owens
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 39 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2018
- U.S. locations
- 1
- States / cities
- San Diego, California
- Conditions
- Functional Abdominal Pain, Irritable Bowel Syndrome, Functional Dyspepsia
- Interventions
- Melatonin, Peppermint Oil (mentharil), and Simethicone, Sugar pill
- Drug · Other
- Lead sponsor
- Medical College of Wisconsin
- Other
- Eligibility
- 8 Years to 18 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Milwaukee, Wisconsin
- Conditions
- Glucose, Circadian Rhythm, Melatonin, Genes
- Interventions
- melatonin, placebo
- Dietary Supplement · Drug
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 21 Years to 55 Years
- Enrollment
- 23 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2022
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts