# Almorexant (ACT 078573) in Adult Subjects With Chronic Primary Insomnia

> **NCT00608985** · PHASE3 · COMPLETED · sponsor: **Midnight Pharma, LLC** · enrollment: 709 (actual)

## Conditions studied

- Primary Insomnia

## Interventions

- **DRUG:** almorexant
- **DRUG:** almorexant
- **DRUG:** Placebo
- **DRUG:** zolpidem

## Key facts

- **NCT ID:** NCT00608985
- **Lead sponsor:** Midnight Pharma, LLC
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2008-03
- **Primary completion:** 2009-09
- **Final completion:** 2009-11
- **Target enrollment:** 709 (ACTUAL)
- **Last updated:** 2016-03-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00608985

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00608985, "Almorexant (ACT 078573) in Adult Subjects With Chronic Primary Insomnia". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT00608985. Licensed CC0.

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