# Study of the Efficacy and Safety of Lemborexant in Subjects 55 Years and Older With Insomnia Disorder (SUNRISE 1)

> **NCT02783729** · PHASE3 · COMPLETED · sponsor: **Eisai Inc.** · enrollment: 1006 (actual)

## Conditions studied

- Insomnia

## Interventions

- **DRUG:** Lemborexant
- **DRUG:** Lemborexant
- **DRUG:** Lemborexant-matched placebo
- **DRUG:** Zolpidem tartrate
- **DRUG:** Zolpidem-matched placebo

## Key facts

- **NCT ID:** NCT02783729
- **Lead sponsor:** Eisai Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2016-05-31
- **Primary completion:** 2018-01-30
- **Final completion:** 2018-01-30
- **Target enrollment:** 1006 (ACTUAL)
- **Last updated:** 2024-11-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02783729

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02783729, "Study of the Efficacy and Safety of Lemborexant in Subjects 55 Years and Older With Insomnia Disorder (SUNRISE 1)". Retrieved via AI Analytics 2026-07-02 from https://api.ai-analytics.org/clinical/NCT02783729. Licensed CC0.

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