Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 8, 2026, 8:04 AM 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 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Chronic Insomnia
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 64 Years
Enrollment
405 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003
U.S. locations
25
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Hot Springs, Arkansas + 22 more
Conditions
Chronic Insomnia
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
55 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
72
States / cities
Alabaster, Alabama • Huntsville, Alabama • Phoenix, Arizona + 69 more
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
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
Conditions
Insomnia
Interventions
Placebo, Rozerem 8mg, Rozerem 8mg in combination with Multi Component Behavior Therapy
Drug · Other
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 64 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Tucson, Arizona
Completed Phase 2 Interventional Results available

Ramelteon in the Prevention of Post-operative Delirium

NCT02324153
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
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
Conditions
Insomnia, Brain Injury
Interventions
Ramelteon, Placebo
Drug · Dietary Supplement
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
West Orange, New Jersey
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
Terminated Not applicable Interventional Results available

Clinical Management of Neuropathic Pain With Ramelteon

NCT00753623
Conditions
Neuropathic Pain
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Bipolar Disorder
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 75 Years
Enrollment
535 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
41
States / cities
Birmingham, Alabama • Anaheim, California • Glendale, California + 38 more
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
Conditions
REM Behavior Disorder, Parkinsonism
Interventions
Rozerem, Placebo
Drug
Lead sponsor
Northwestern University
Other
Eligibility
Not listed
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Chicago, Illinois
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
Conditions
Sleep Disorders, Circadian Rhythm
Interventions
Ramelteon, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
42
States / cities
Birmingham, Alabama • Tucson, Arizona • Hot Springs, Arkansas + 39 more
Conditions
Gastroesophageal Reflux Disease, Chronic Insomnia
Interventions
Rozerem (ramelteon), placebo
Drug
Lead sponsor
Southern Arizona VA Health Care System
Federal
Eligibility
Up to 82 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Migraine Headache
Interventions
ramelteon
Drug
Lead sponsor
Charlottesville Neuroscience
Other
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Delirium
Interventions
Ramelteon, Placebo - Cap
Drug
Lead sponsor
Rhode Island Hospital
Other
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Providence, Rhode Island
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
Conditions
Chronic Obstructive Pulmonary Disease, COPD
Interventions
Ramelteon and Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
21 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
6
States / cities
Birmingham, Alabama • Santa Monica, California • Miami Beach, Florida + 3 more
Terminated Phase 4 Interventional Results available

Treating Chronic Insomnia in Breast Cancer Patients

NCT00337272
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
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
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
Conditions
Delirium
Interventions
Ramelteon 8mg
Drug
Lead sponsor
Centennial Medical Center
Other
Eligibility
18 Years and older
Enrollment
506 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee