A Study to Evaluate the Efficacy, Safety, and Tolerability of JNJ-42847922 in Participants With Insomnia Disorder
Public ClinicalTrials.gov record NCT03375203. 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 Multicenter, Double-Blind, Randomized, Parallel-Group, Active- and Placebo-Controlled Polysomnography Study to Evaluate the Efficacy, Safety, and Tolerability of JNJ-42847922 in Subjects With Insomnia Disorder
Study identification
- NCT ID
- NCT03375203
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Janssen Research & Development, LLC
- Industry
- Enrollment
- 365 participants
Conditions and interventions
Conditions
Interventions
- Placebo Drug
- JNJ-42847922, 5 mg Drug
- JNJ-42847922, 10 mg Drug
- JNJ-42847922, 20 mg Drug
- Zolpidem Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 85 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
- Nov 22, 2017
- Primary completion
- Apr 2, 2019
- Completion
- Apr 2, 2019
- Last update posted
- Apr 28, 2025
2017 – 2019
United States locations
- U.S. sites
- 24
- U.S. states
- 12
- U.S. cities
- 23
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Preferred Research Partners | Little Rock | Arkansas | 72211 | — |
| Woodland Research Northwest | Rogers | Arkansas | 72758 | — |
| California Research Trials DBA Orange Country Research Institute | Anaheim | California | 92801 | — |
| Excell Research Inc | Oceanside | California | 92056 | — |
| Artemis Institute for Clinical Research | San Diego | California | 92103 | — |
| Empire Clinical Research, LLC | Upland | California | 91786 | — |
| St. Francis Medical Institute | Clearwater | Florida | 33765-2103 | — |
| Avail Clinical Research, LLC | DeLand | Florida | 32720 | — |
| Sarkis Clinical Trials | Lake City | Florida | 32025 | — |
| Innovative Clinical Research Inc | Lauderhill | Florida | 33319 | — |
| Suncoast Research Group | Miami | Florida | 33135 | — |
| Renstar Medical Research | Ocala | Florida | 34471 | — |
| Palm Beach Research Center | West Palm Beach | Florida | 33409 | — |
| Atlanta Center for Medical Research | Atlanta | Georgia | 30331 | — |
| NeuroTrials Research, Inc. | Atlanta | Georgia | 30342 | — |
| Chicago Research Center | Chicago | Illinois | 60634 | — |
| Centennial Medical Group | Elkridge | Maryland | 21075 | — |
| Clinical Research Center of Nevada | Las Vegas | Nevada | 89104 | — |
| Gastonia Medical Specialty Clinic | Gastonia | North Carolina | 28054 | — |
| Clinical Research of Lake Norman | Mooresville | North Carolina | 28117 | — |
| CTI Clinical Trial and Consulting Services | Cincinnati | Ohio | 45242 | — |
| Lynn Health Science Institute | Oklahoma City | Oklahoma | 73112 | — |
| Clinical Research of Charleston | Mt. Pleasant | South Carolina | 29464 | — |
| FutureSearch Trials of Neurology, LP | Austin | Texas | 78731 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 32 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03375203, 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 Apr 28, 2025 · Synced Jul 22, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03375203 live on ClinicalTrials.gov.