ClinicalTrials.gov record
P3b Short-term Study of CTN in Patients With ADHD and Comorbid Anxiety
ClinicalTrials.gov ID: NCT06973577
Public ClinicalTrials.gov record NCT06973577. 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 Phase 3b, Randomized, Double-blind, 8-week, Placebo-controlled Trial to Evaluate the Efficacy and Safety of Centanafadine Once Daily Extended-release Capsules for the Treatment of Adults With Attention-deficit/Hyperactivity Disorder and Comorbid Anxiety
Study identification
- NCT ID
- NCT06973577
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
- Industry
- Enrollment
- 315 participants
Conditions and interventions
Conditions
Interventions
- Centanafadine Drug
- Placebo Other
Drug · Other
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 25, 2025
- Primary completion
- Apr 21, 2026
- Completion
- Apr 28, 2026
- Last update posted
- May 5, 2026
2025 – 2026
United States locations
- U.S. sites
- 46
- U.S. states
- 20
- U.S. cities
- 44
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Clinical Research Site #017 - Harmonex Neuroscience Research | Dothan | Alabama | 36303 | — |
| Clinical Research Center #033 - Woodland International Research Group | Little Rock | Arkansas | 72211 | — |
| Clinical Research Center #048 - Woodland Research Northwest | Rogers | Arkansas | 72758 | — |
| Clinical Research Site #052 - Leading Edge Research LA, LLC | Encino | California | 91316 | — |
| Clinical Research Center #008 - Long Beach Clinical Trial Services Inc. | Long Beach | California | 90806 | — |
| Clinical Research Site #008 - Long Beach Clinical Trial Services Inc. | Long Beach | California | 90806 | — |
| Clinical Research Site #011 - NRC Research Institute | Orange | California | 92868 | — |
| Clinical Research Center #042 - Anderson Clinical Research | Redlands | California | 92374 | — |
| Clinical Research Site #037 - Cenexel CIT IE (Clinical Innovations Inc) | Riverside | California | 92506 | — |
| Clinical Research Site #039 - California Neuroscience Research, LLC | Sherman Oaks | California | 91403 | — |
| Clinical Research Site #038 - Sunwise Clinical Research | Walnut Creek | California | 94596 | — |
| Clinical Research Site #030 - MCB Clinical Research Centers | Colorado Springs | Colorado | 80910 | — |
| Clinical Research Site #045 - Research Center for Clinical Studies | Norwalk | Connecticut | 06851-4903 | — |
| Clinical Research Center #035 - Sarkis Clinical Trials | Gainesville | Florida | 32607-2053 | — |
| Clinical Research Site #005 - Clinical Neuroscience Solutions, Inc. | Jacksonville | Florida | 32256 | — |
| Clinical Research Site #046 - ARSN-Largo CRU | Largo | Florida | 33777 | — |
| Clinical Research Site #010 - Meridien Research/Accel Clinical | Maitland | Florida | 32751 | — |
| Clinical Research Site #015 - Medical Research Group of Central Florida | Orange City | Florida | 32763 | — |
| Clinical Research Site #006 - CNS Healthcare Orlando | Orlando | Florida | 32801 | — |
| Clinical Research Site #019 - Segal Trials Innovatice Clinical Research, Inc. | Tamarac | Florida | 33319 | — |
| Clinical Research Site #004 - CenExel iResearch, LLC | Decatur | Georgia | 30030 | — |
| Clinical Research Site #002 - Psych Atlanta, PC | Marietta | Georgia | 30060 | — |
| Clinical Research Center #032 - CenExel iResearch, LLC | Savannah | Georgia | 31405 | — |
| Clinical Research Center #056 - Research Works INC. | New Orleans | Louisiana | 70125 | — |
| Clinical Research Site # 027 - Copley Clinical | Boston | Massachusetts | 02116 | — |
| Clinical Research Center #022 - Boston Clinical Trials - Alcanza Clinical Research, LLC | Boston | Massachusetts | 02132 | — |
| Clinical Research Site #025 - Adams Clinical | Watertown | Massachusetts | 02472 | — |
| Clinical Research Site #016 - Clinical Research of Southern Nevada, LLC | Las Vegas | Nevada | 89128 | — |
| Clinical Research Center #031 - Center for Emotional Fitness | Cherry Hill | New Jersey | 08002 | — |
| Clinical Research Site #026 - Neurobehavioral Research Inc | Cedarhurst | New York | 11516 | — |
| Clinical Research Site #021 - The Medical Research Network, LLC | New York | New York | 10128 | — |
| Clinical Research Site #028 - Patient Priority Clinical Sites LLC | Cincinnati | Ohio | 45215 | — |
| Clinical Research Site #047 - Insight Clinical Trials | Independence | Ohio | 44131 | — |
| Clinical Research Site #009 - Paradigm Research Professionals LLC | Oklahoma City | Oklahoma | 73116 | — |
| Clinical Research Site #023 - Summit Headlands LLC | Portland | Oregon | 97210 | — |
| Clinical Research Site # 029 - Lehigh Center for Clinical Research | Allentown | Pennsylvania | 18103 | — |
| Clinical Research Site #014 - Suburban Research Associates | Media | Pennsylvania | 19063 | — |
| Clinical Research Center #059 - Adams Clinical Philadelphia | Philadelphia | Pennsylvania | 19104 | — |
| Clinical Research Center #034 - Coastal Carolina Research Center | North Charleston | South Carolina | 29405 | — |
| Clinical Research Site #001 - CNS Healthcare - Memphis | Memphis | Tennessee | 38119 | — |
| Clinical Research Site #013 - Donald J. Garcia, Jr. MD., PA | Austin | Texas | 78737 | — |
| Clinical Research Site #020 - Houston Clinical Trials LLC | Bellaire | Texas | 77401 | — |
| Clinical Research Site #003 - FutureSearch Trials of Dallas LP | Dallas | Texas | 75251 | — |
| Clinical Research Site #012 - Clinical Trials of Texas | San Antonio | Texas | 78229 | — |
| Clinical Research Site #036 - Grayline Research Center | Wichita Falls | Texas | 76309 | — |
| Clinical Research Site #024 - Core Clinical Research | Everett | Washington | 98201 | — |
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 1 non-U.S. site.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT06973577, 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 May 5, 2026 · Synced May 20, 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 NCT06973577 live on ClinicalTrials.gov.