# Study to Evaluate the Respiratory Safety of Lemborexant in Adult and Elderly Healthy Subjects and Adult and Elderly Subjects With Mild Obstructive Sleep Apnea

> **NCT03471871** · PHASE1 · COMPLETED · sponsor: **Eisai Inc.** · enrollment: 146 (actual)

## Conditions studied

- Obstructive Sleep Apnea
- Healthy Subjects

## Interventions

- **DRUG:** Placebo
- **DRUG:** Lemborexant 10 mg
- **DRUG:** Lemborexant 25 mg
- **DRUG:** Placebo
- **DRUG:** Lemborexant 10 mg

## Key facts

- **NCT ID:** NCT03471871
- **Lead sponsor:** Eisai Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-02-21
- **Primary completion:** 2018-08-03
- **Final completion:** 2018-08-03
- **Target enrollment:** 146 (ACTUAL)
- **Last updated:** 2020-02-17

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03471871

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03471871, "Study to Evaluate the Respiratory Safety of Lemborexant in Adult and Elderly Healthy Subjects and Adult and Elderly Subjects With Mild Obstructive Sleep Apnea". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT03471871. Licensed CC0.

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