Subjective Study to Assess the Efficacy of APD125 in Patients With Sleep Maintenance Insomnia
Public ClinicalTrials.gov record NCT00664664. 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 Subjective Study to Assess the Efficacy of APD125 in Patients With Primary Insomnia Characterized by Difficulty Maintaining Sleep
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This study is designed to compare 2 doses of APD125 (20 mg and 40 mg) with placebo in otherwise healthy adults with primary insomnia primarily with complaints of maintaining sleep. Participants will be required to maintain a daily sleep dairy for up to 3 weeks while on study.
Study identification
- NCT ID
- NCT00664664
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 744 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 65 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Mar 31, 2008
- Primary completion
- Sep 30, 2008
- Completion
- Oct 31, 2008
- Last update posted
- Dec 23, 2020
2008
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Arena Pharmaceuticals, Inc | San Diego | California | 92121 | — |
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 NCT00664664, 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 Dec 23, 2020 · Synced Sep 3, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00664664 live on ClinicalTrials.gov.