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ClinicalTrials.gov public records Last synced Sep 28, 2026, 4:39 AM EDT

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Showing 25–47 of 23 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Sleep Disorders, Hypertension
Interventions
Melatonin, Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
35 Years to 65 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

Interaction of Melatonin and MTNR1B Genotype on Glucose Control - Study 1

NCT02642640
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
Conditions
Heart Failure, Sleep Disorders
Interventions
melatonin, placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
35 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Not listed Not applicable Interventional Accepts healthy volunteers

Facilitating Adjustment to Simulated Jet Lag

NCT05382923
Conditions
Circadian Rhythm Sleep Disorder, Jet Lag Type
Interventions
Bright Light, Bright Light + Exercise + Melatonin, Control
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 45 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Newborn Hypoxic Ischemic Encephalopathy
Interventions
Melatonin, placebo
Drug
Lead sponsor
St. Louis University
Other
Eligibility
1 Hour to 8 Hours
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
St Louis, Missouri
Active, not recruiting Phase 1Phase 2 Interventional Accepts healthy volunteers

Treatment of Orthostatic Intolerance

NCT00262470
Conditions
Tachycardia, Chronic Orthostatic Intolerance
Interventions
Acetazolamide, Atomoxetine, NO Drug, Clonidine, Entacapone, Entacapone & Propranolol, Atomoxetine & Propranolol, Indomethacin, Mecamylamine, Isosorbide Dinitrate, Melatonin, Midodrine, Modafinil, Octreotide, Placebo, Propranolol, Modafinil & Propranolol, Sertraline, IV Saline, Drinking Water, Breathing Device, memantine, Abdominal binder
Drug · Other · Dietary Supplement + 3 more
Lead sponsor
Satish R. Raj
Other
Eligibility
18 Years to 70 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Multiple Dose Study Of BIIB118 (PF-05251749) In Healthy Volunteers

NCT02691702
Conditions
Healthy Adult Subjects, Healthy Elderly Subjects
Interventions
BIIB118, Melatonin
Drug
Lead sponsor
Biogen
Industry
Eligibility
18 Years to 85 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
2
States / cities
South Miami, Florida
Conditions
Sleep
Interventions
Melatonin
Dietary Supplement
Lead sponsor
University of Redlands
Other
Eligibility
18 Years to 21 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Redlands, California
Conditions
Biological Clock Dysfunction, Optic Nerve Hypoplasia
Interventions
Melatonin, Placebo Comparator
Dietary Supplement
Lead sponsor
Yale University
Other
Eligibility
2 Years to 10 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Feasibility Study of Personalized Trials to Improve Sleep Quality

NCT05349188
Conditions
Sleep Disturbance
Interventions
Melatonin 3 mg, Melatonin 0.5 mg, Cellulose placebo pill
Dietary Supplement · Other
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

TKA Melatonin and Sleep Quality

NCT05332717
Conditions
Arthroplasty, Replacement, Knee, Sleep Initiation and Maintenance Disorders
Interventions
Melatonin 5 mg, Placebo (Vitamin C)
Dietary Supplement
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years and older
Enrollment
176 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
New York, New York
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
Sleep
Interventions
Asutra's 'Dream the night away' nighttime lotion
Other
Lead sponsor
Asutra
Industry
Eligibility
18 Years to 59 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Primary Insomnia
Interventions
Neu-P11
Drug
Lead sponsor
Neurim Pharmaceuticals Ltd.
Industry
Eligibility
18 Years to 80 Years
Enrollment
137 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
9
States / cities
San Diego, California • Hallandale, Florida • South Miami, Florida + 6 more
Completed Phase 4 Interventional Results available

Effects of Kuvan on Melatonin Secretion

NCT01617070
Conditions
Phenylketonuria (PKU)
Interventions
Kuvan, Large Neutral Amino Acid Therapy
Drug · Dietary Supplement
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Huntington Disease
Interventions
Melatonin, Placebo
Dietary Supplement · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 75 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Houston, Texas
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Melatonin Studies of Totally Blind Children

NCT00795236
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
Long COVID, Long COVID-19, Sleep Disturbance
Interventions
Melatonin, Melantonin Placebo, Tailored lighting (TL) Active, Tailored lighting (TL) Placebo
Drug · Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
469 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Completed Phase 1 Interventional Results available

Melatonin Use After Primary Total Joint Arthroplasty

NCT04795336
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pharmacotherapy and Mechanisms of Sleep Disturbance in Alcohol Dependence

NCT01014533
Conditions
Alcohol Dependence, Insomnia
Interventions
Placebo dispensed to subject., Gabapentin dispensed to subject.
Drug
Lead sponsor
Dr. Kirk Brower
Other
Eligibility
18 Years to 65 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Not applicable Interventional Accepts healthy volunteers

Aging Program Project Grant 6

NCT03490825
Conditions
Improving Cardiometabolic Outcomes in Older Adults
Interventions
Melatonin 1 mg, Placebos, Meal timing, Non-Meal timing
Dietary Supplement · Other
Lead sponsor
Northwestern University
Other
Eligibility
55 Years to 75 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Completed Phase 2 Interventional Results available

Melatonin and the Metabolic Syndrome

NCT01038921
Conditions
Metabolic Syndrome
Interventions
Melatonin, Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
30 Years to 79 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Atlanta, Georgia
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Melatonin Levels in Smith Magenis Syndrome (SMS)

NCT00691574
Conditions
Chromosome Disorders
Interventions
Melatonin, Enviro-light artificial light box
Dietary Supplement · Device
Lead sponsor
Oregon Health and Science University
Other
Eligibility
3 Years to 85 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1998 – 2009
U.S. locations
1
States / cities
Portland, Oregon