# Efficacy of Ramelteon on Insomnia Symptoms Associated With Jet Lag in Healthy Adult Volunteers

> **NCT00492011** · PHASE4 · COMPLETED · sponsor: **Takeda** · enrollment: 110 (actual)

## Conditions studied

- Circadian Dysregulation

## Interventions

- **DRUG:** Ramelteon
- **DRUG:** Ramelteon
- **DRUG:** Ramelteon
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT00492011
- **Lead sponsor:** Takeda
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2007-02
- **Primary completion:** 2007-08
- **Final completion:** 2007-08
- **Target enrollment:** 110 (ACTUAL)
- **Last updated:** 2012-02-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00492011

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00492011, "Efficacy of Ramelteon on Insomnia Symptoms Associated With Jet Lag in Healthy Adult Volunteers". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT00492011. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*