- Conditions
- Chronic Insomnia
- Interventions
- Ramelteon and Placebo (9 possible combinations total)
- Drug
- Lead sponsor
- Takeda
- Industry
- Eligibility
- 65 Years and older
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2003
- U.S. locations
- 18
- States / cities
- Hot Springs, Arkansas • Irvine, California • Palm Springs, California + 15 more
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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 34
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Chronic Obstructive Pulmonary Disease
- Interventions
- Ramelteon and Placebo
- Drug
- Lead sponsor
- Takeda
- Industry
- Eligibility
- 40 Years and older
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006
- U.S. locations
- 8
- States / cities
- Birmingham, Alabama • Los Angeles, California • Santa Monica, California + 5 more
- Conditions
- Chronic Insomnia
- Interventions
- Ramelteon, Placebo
- Drug
- Lead sponsor
- Takeda
- Industry
- Eligibility
- 18 Years to 64 Years
- Enrollment
- 552 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2007
- U.S. locations
- 52
- States / cities
- Phoenix, Arizona • Tucson, Arizona • Hot Springs, Arkansas + 49 more
- 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
- 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
- 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 Apnea, Obstructive
- Interventions
- Ramelteon or Placebo
- Drug
- Lead sponsor
- Takeda
- Industry
- Eligibility
- 21 Years to 64 Years
- Enrollment
- 26 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003
- U.S. locations
- 5
- States / cities
- Birmingham, Alabama • Palm Springs, California • Santa Monica, California + 2 more
- Conditions
- Migraine, Migraine With Aura, Migraine Without Aura
- Interventions
- Ramelteon, Placebo
- Drug
- Lead sponsor
- Swedish Medical Center
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 18 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2010
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- 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
- 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
- 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
- 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
- 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
- Conditions
- Insomnia
- Interventions
- Ramelteon, Usual Care
- Drug · Other
- Lead sponsor
- State University of New York at Buffalo
- Other
- Eligibility
- 18 Years to 70 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 1
- States / cities
- Buffalo, New York
- 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
- 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
- Panic Disorder, Insomnia
- Interventions
- Placebo and Escitalopram, Ramelteon and Escitalopram
- Drug
- Lead sponsor
- Milton S. Hershey Medical Center
- Other
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 11 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2010
- U.S. locations
- 1
- States / cities
- Hershey, Pennsylvania
- 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
- Tobacco Use Disorder
- Interventions
- Ramelteon, Placebo
- Drug
- Lead sponsor
- University of Pennsylvania
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 140 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2018
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Circadian Dysregulation
- Interventions
- Ramelteon, Placebo
- Drug
- Lead sponsor
- Takeda
- Industry
- Eligibility
- 18 Years to 50 Years
- Enrollment
- 110 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007
- U.S. locations
- 4
- States / cities
- Miami, Florida • Pembroke Pines, Florida • Honolulu, Hawaii + 1 more
- 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
- Conditions
- Delirium in Old Age
- Interventions
- Ramelteon, Placebo
- Drug
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 65 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- 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
- 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