Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.

Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 1, 2026, 11:08 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–48 of 58 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Rozerem (Ramelteon) Clear all
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Functional Melatonin Replacement for Sleep Disruptions in Individuals With Tetraplegia

NCT00507546
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 22, 2014 · Synced Oct 1, 2026, 11:08 PM EDT
Terminated Phase 4 Interventional Results available

Treating Chronic Insomnia in Breast Cancer Patients

NCT00337272
View directory record Official record
Conditions
Chronic Insomnia
Interventions
Placebo, Ramelteon
Drug
Lead sponsor
Accelerated Community Oncology Research Network
Other
Eligibility
21 Years to 60 Years · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
10
States / cities
Hot Springs, Arkansas • La Verne, California • Norwich, Connecticut + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2011 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 3 Interventional

Long-Term Efficacy of Ramelteon on Endocrine Function in Adult Subjects With Chronic Insomnia

NCT00656994
View directory record Official record
Conditions
Insomnia
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 45 Years
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
29
States / cities
Birmingham, Alabama • Jasper, Alabama • Mesa, Arizona + 26 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Oct 1, 2026, 11:08 PM EDT
Not listed Phase 4 Interventional

Ramelteon Prevention of Delirium - RCT

NCT02564939
View directory record Official record
Conditions
Delirium
Interventions
ramelteon, Placebo
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
65 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 1, 2018 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 2 Interventional Results available

Differential Effects of Zolpidem Versus Ramelteon in Burned Children

NCT00539110
View directory record Official record
Conditions
Sleep, Burns
Interventions
zolipidem, ramelteon
Drug
Lead sponsor
Shriners Hospitals for Children
Other
Eligibility
3 Years to 18 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 27, 2016 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 4 Interventional Results available

Ramelteon for Treatment of Insomnia in Cirrhosis

NCT03091738
View directory record Official record
Conditions
Cirrhosis
Interventions
Ramelteon Pill
Drug
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
21 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Mar 29, 2021 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Not applicable Interventional

Hypnotics to Improve Polysomnography Yield: Eszopiclone vs Ramelteon?

NCT00811746
View directory record Official record
Conditions
Obstructive Sleep Apnea
Interventions
Rozerem (Ramelteon), Lunesta (Eszopiclone), Historical Controls
Drug · Other
Lead sponsor
Southern California Institute for Research and Education
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Long Beach, California
Source: ClinicalTrials.gov public record
Updated May 30, 2013 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 3 Interventional

Long-Term Efficacy and Safety of Ramelteon in Adults With Chronic Insomnia.

NCT00247390
View directory record Official record
Conditions
Chronic Insomnia
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
451 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
19
States / cities
Birmingham, Alabama • Hot Springs, Arkansas • Los Angeles, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2010 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of Marijuana and Prescription Medications in Mood, Performance and Sleep

NCT00893269
View directory record Official record
Conditions
Marijuana Dependence
Interventions
eszopiclone, Placebo, ramelteon, zolpidem
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 5, 2013 · Synced Oct 1, 2026, 11:08 PM EDT
Not yet recruiting Phase 4 Interventional

Doxepin Alone or Combined With Ramelteon Versus Placebo for Improving Sleep Quality After Primary Total Knee Arthroplasty

NCT07598734
View directory record Official record
Conditions
Sleep Quality Post-TKA, Postoperative Knee Function, Quality of Life After Primary TKA
Interventions
Doxepin 6 mg, Ramelteon 8 mg, Placebo Tablets
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 20, 2026 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 2 Interventional

Behavioral and Subjective Efficacy of Ramelteon in Subjects With a History of Polydrug Abuse

NCT00671632
View directory record Official record
Conditions
Drug Abuse
Interventions
Ramelteon, triazolam, and placebo (56 possible combinations total)
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Oct 1, 2026, 11:08 PM EDT
Terminated Phase 3 Interventional

Efficacy of Ramelteon in Adults With Chronic Insomnia

NCT00672724
View directory record Official record
Conditions
Chronic Insomnia
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 64 Years
Enrollment
1,081 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
43
States / cities
Mesa, Arizona • Phoenix, Arizona • Scottsdale, Arizona + 40 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 3 Interventional

Ramelteon in Adults With Chronic Insomnia

NCT00671567
View directory record Official record
Conditions
Chronic Insomnia
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 64 Years
Enrollment
848 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
70
States / cities
Birmingham, Alabama • Mobile, Alabama • Mesa, Arizona + 67 more
Source: ClinicalTrials.gov public record
Updated Nov 20, 2012 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Efficacy of Ramelteon on Transient Insomnia in Healthy Adults

NCT00671398
View directory record Official record
Conditions
Transient Insomnia
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 64 Years
Enrollment
289 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2003
U.S. locations
12
States / cities
Palm Springs, California • San Diego, California • Miami, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Oct 1, 2026, 11:08 PM EDT
Terminated Phase 3 Interventional Results available

Ramelteon for Insomnia Comorbid With Asthma

NCT00869167
View directory record Official record
Conditions
Insomnia, Asthma
Interventions
Ramelteon
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 60 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 1, 2013 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 4 Interventional Results available

Ramelteon for the Treatment of Insomnia and Mood Stability in Patients With Euthymic Bipolar Disorder

NCT00552760
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Lehigh Valley Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Allentown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 14, 2014 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 4 Interventional

Study to Determine Whether Ramelteon Helps People With REM Sleep Behavior Disorder

NCT01401413
View directory record Official record
Conditions
REM Sleep Behavior Disorder
Interventions
ramelteon, placebo
Drug
Lead sponsor
Sleep Medicine Centers of WNY
Other
Eligibility
18 Years to 80 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
West Seneca, New York
Source: ClinicalTrials.gov public record
Updated Jul 25, 2011 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 3 Interventional

Safety and Efficacy of Ramelteon in Elderly Subjects With Chronic Insomnia

NCT00671255
View directory record Official record
Conditions
Chronic Insomnia
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
65 Years and older
Enrollment
829 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
102
States / cities
Columbiana, Alabama • Mobile, Alabama • Muscle Shoals, Alabama + 99 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 4 Interventional Results available

Facilitation of Zolpidem (≥10 mg) Discontinuation Through Use of Ramelteon in Subjects With Chronic Insomnia

NCT00492232
View directory record Official record
Conditions
Chronic Insomnia
Interventions
Ramelteon and zolpidem, Placebo and zolpidem
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
41
States / cities
Hot Springs, Arkansas • Anaheim, California • Fountain Valley, California + 38 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2010 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 3 Interventional

Efficacy of Ramelteon in Subjects With Chronic Insomnia

NCT00671086
View directory record Official record
Conditions
Sleep Initiation and Maintenance Disorders
Interventions
Ramelteon
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
1,213 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
122
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 119 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Oct 1, 2026, 11:08 PM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety of Ramelteon Sublingual as Adjunctive Therapy for Maintenance Treatment of Bipolar I Disorder

NCT01467713
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Ramelteon SL, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 75 Years
Enrollment
642 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
138
States / cities
Birmingham, Alabama • Dothan, Alabama • Muscle Shoals, Alabama + 134 more
Source: ClinicalTrials.gov public record
Updated May 16, 2016 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 4 Interventional

Safety of Ramelteon in Elderly Subjects

NCT00568789
View directory record Official record
Conditions
Insomnia
Interventions
Ramelteon, zolpidem and placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
65 Years and older
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
6
States / cities
Costa Mesa, California • San Diego, California • Miami, Florida + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2012 · Synced Oct 1, 2026, 11:08 PM EDT
Completed Phase 2 Interventional Results available

Ramelteon in the Prevention of Post-operative Delirium

NCT02324153
View directory record Official record
Conditions
Delirium, Delirium, Dementia, Amnestic, Cognitive Disorders, Delayed Emergence From Anesthesia, Cognitive Disorders
Interventions
Ramelteon, Microcrystalline Cellulose, Riboflavin 100 mg
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
65 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 30, 2020 · Synced Oct 1, 2026, 11:08 PM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety of Ramelteon Sublingual in Adult Patients With Acute Depressive Episodes Associated With Bipolar I Disorder

NCT01467700
View directory record Official record
Conditions
Acute Depressive Episode
Interventions
Ramelteon SL, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 75 Years
Enrollment
490 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
141
States / cities
Birmingham, Alabama • Dothan, Alabama • Muscle Shoals, Alabama + 137 more
Source: ClinicalTrials.gov public record
Updated May 16, 2016 · Synced Oct 1, 2026, 11:08 PM EDT