The Safety and Efficacy of OPC-64005 in the Treatment of Adult Attention-deficit/Hyperactivity Disorder
Public ClinicalTrials.gov record NCT03324581. 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 2, Multicenter, Randomized, Double-blind, Active- and Placebo-controlled Trial of the Safety and Efficacy of OPC-64005 in the Treatment of Adult Attention-deficit/Hyperactivity Disorder
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
A trial to assess the safety and efficacy of OPC-64005 in the treatment of adult attention-deficit/hyperactivity disorder.
Study identification
- NCT ID
- NCT03324581
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 239 participants
Conditions and interventions
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 8, 2017
- Primary completion
- Oct 30, 2018
- Completion
- Oct 30, 2018
- Last update posted
- Oct 28, 2021
2017 – 2018
United States locations
- U.S. sites
- 26
- U.S. states
- 14
- U.S. cities
- 23
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Southern California Research, LLC | Beverly Hills | California | 90210 | — |
| Collaborative Neuroscience Network, LLC | Garden Grove | California | 92845 | — |
| Artemis Institute for Clinical Research | San Diego | California | 92103 | — |
| Artemis Institute for Clinical Research | San Marcos | California | 92078 | — |
| MCB Clinical Research Centers, LLC | Colorado Springs | Colorado | 80910 | — |
| Meridien Research | Bradenton | Florida | 34201 | — |
| Clinical Neuroscience Solutions, Inc | Jacksonville | Florida | 32256 | — |
| Innovative Clinical Research, Inc. | Lauderhill | Florida | 33319 | — |
| Behavioral Clinical Research, Inc. | North Miami | Florida | 33161 | — |
| Clinical Neuroscience Solutions, Inc. | Orlando | Florida | 32801 | — |
| Clinical Neuroscience Solutions Inc. | Orlando | Florida | 32806 | — |
| iResearch Atlanta | Decatur | Georgia | 30030 | — |
| Northwest Behavioral Research Center | Marietta | Georgia | 30060 | — |
| Psychiatric Associates | Overland Park | Kansas | 66223 | — |
| Premier Psychiatric Research Institute, LLC | Lincoln | Nebraska | 68526 | — |
| Center for Psychiatry and Behavioral Medicine Inc. | Las Vegas | Nevada | 89128 | — |
| Eastside Comprehensive Medical Center, LLC. | New York | New York | 10128 | — |
| The Medical Research Network, LLC | New York | New York | 10128 | — |
| IPS Research Company | Oklahoma City | Oklahoma | 73103 | — |
| Paradigm Research Professionals | Oklahoma City | Oklahoma | 73118 | — |
| Oregon Center for Clinical Investigators, Inc. | Portland | Oregon | 97214 | — |
| Oregon Center for Clinical Investigators, Inc. | Salem | Oregon | 97301 | — |
| BTC of Lincoln | Lincoln | Rhode Island | 02865 | — |
| Clinical Trials of Texas, Inc. | San Antonio | Texas | 78229 | — |
| Aspen Clinical Research | Orem | Utah | 84058 | — |
| Neuropsychiatric Associates | Woodstock | Vermont | 05091 | — |
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 NCT03324581, 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 Oct 28, 2021 · Synced Sep 3, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03324581 live on ClinicalTrials.gov.