A Phase 2 Study to Evaluate the Safety and Efficacy of CTP-692 as an Adjunctive Treatment in Adults With Schizophrenia
Public ClinicalTrials.gov record NCT04158687. 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 Study to Evaluate the Safety and Efficacy of CTP-692 as an Adjunctive Treatment in Adult Patients With Schizophrenia
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The objective of this study is to assess the safety and efficacy of 3 different doses of CTP-692 administered once daily (QD) for 12 weeks to adult participants with schizophrenia on stable dopaminergic antipsychotic medication.
Study identification
- NCT ID
- NCT04158687
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 326 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 55 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 25, 2019
- Primary completion
- Dec 21, 2020
- Completion
- Dec 21, 2020
- Last update posted
- Dec 21, 2023
2019 – 2020
United States locations
- U.S. sites
- 26
- U.S. states
- 12
- U.S. cities
- 24
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Woodland International Research Group, LLC | Little Rock | Arkansas | 72211 | — |
| Woodland Research Northwest, LLC | Rogers | Arkansas | 72758 | — |
| Synexus Clinical Research US, Inc. | Cerritos | California | 90703 | — |
| ProScience Research Group | Culver City | California | 90230 | — |
| Collaborative Neuroscience Network, LLC | Garden Grove | California | 92845 | — |
| Synergy San Diego | Lemon Grove | California | 91945 | — |
| Pacific Research Partners, LLC | Oakland | California | 94607 | — |
| Collaborative Neuroscience Network, LLC | Torrance | California | 90502 | — |
| Innovative Clinical Research, Inc. | Lauderhill | Florida | 33319 | — |
| Behavioral Clinical Research, Inc. | North Miami | Florida | 33161 | — |
| Synexus Clinical Research US, Inc. | Atlanta | Georgia | 30328 | — |
| Atlanta Center for Medical Research | Atlanta | Georgia | 30331 | — |
| Uptown Research Institute, LLC | Chicago | Illinois | 60640 | — |
| Pillar Clinical Research, LLC | Lincolnwood | Illinois | 60712 | — |
| CBH Health, LLC | Gaithersburg | Maryland | 20877 | — |
| Arch Clinical Trials, LLC | St Louis | Missouri | 63118 | — |
| Altea Research Institute | Las Vegas | Nevada | 89102 | — |
| Hassman Research Institute | Berlin | New Jersey | 08009 | — |
| Hassman Research Institute | Marlton | New Jersey | 08053 | — |
| Neurobehavioral Research, Inc. | Cedarhurst | New York | 11516 | — |
| Synexus Clinical Research US, Inc. | Jamaica | New York | 11432 | — |
| Carolina Clinical Trials, Inc. | Charleston | South Carolina | 29407 | — |
| Donald J. Garcia Jr., MD, PA | Austin | Texas | 78737 | — |
| Community Clinical Research, Inc. | Austin | Texas | 78754 | — |
| InSite Clinical Research, LLC | DeSoto | Texas | 75115 | — |
| Pillar Clinical Research, LLC | Richardson | Texas | 75080 | — |
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 NCT04158687, 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 21, 2023 · Synced Sep 9, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04158687 live on ClinicalTrials.gov.