Efficacy of Ramelteon on Insomnia Symptoms Associated With Jet Lag in Healthy Adult Volunteers
Public ClinicalTrials.gov record NCT00492011. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized, Double-blind, Placebo-controlled, Parallel Group Study to Evaluate the Ability of Ramelteon 1 mg, 4 mg, and 8 mg to Alleviate the Insomnia Symptoms Associated With Eastward Bound Jet Lag Across 5 Time Zones in Healthy Adult Volunteers
Study identification
- NCT ID
- NCT00492011
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Lead sponsor
- Takeda
- Industry
- Enrollment
- 110 participants
Conditions and interventions
Conditions
Interventions
- Placebo Drug
- Ramelteon Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 50 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jan 31, 2007
- Primary completion
- Jul 31, 2007
- Completion
- Jul 31, 2007
- Last update posted
- Feb 27, 2012
2007
United States locations
- U.S. sites
- 4
- U.S. states
- 3
- U.S. cities
- 4
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Miami | Florida | — | — |
| Not listed | Pembroke Pines | Florida | — | — |
| Not listed | Honolulu | Hawaii | — | — |
| Not listed | New York | New York | — | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00492011, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Feb 27, 2012 · Synced May 20, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00492011 live on ClinicalTrials.gov.