Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 16, 2026, 9:03 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 31 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Intervention: Brexpiprazole 1 mg Clear all
Completed Phase 3 Interventional Results available

Brexpiprazole in Patients With Schizophrenia

NCT01810783
View directory record Official record
Conditions
Schizophrenia
Interventions
Brexpiprazole
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years to 65 Years
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
17
States / cities
Anaheim, California • Cerritos, California • Escondido, California + 12 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2017 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Brexpiprazole in Patients With Acute Schizophrenia

NCT01810380
View directory record Official record
Conditions
Schizophrenia
Interventions
Placebo, Brexpiprazole, Quetiapine extended release
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years to 65 Years
Enrollment
468 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Escondido, California
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 4 Interventional Results available

Brexpiprazole for Bipolar Depression

NCT03427892
View directory record Official record
Conditions
Bipolar Depression
Interventions
Brexpiprazole
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 12, 2019 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 1 Interventional

Study to Assess the Safety, Tolerability and Pharmacokinetics of Oral Brexpiprazole (OPC- 34712) in Adolescents With Schizophrenia

NCT02411695
View directory record Official record
Conditions
Schizophrenia
Interventions
Brexpiprazole (OPC-34712)
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
13 Years to 17 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
10
States / cities
Little Rock, Arkansas • Culver City, California • Orange, California + 7 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Brexpiprazole as Adjunctive Treatment in Patients With Major Depressive Disorder With an Inadequate Response to Antidepressant Treatment

NCT01838681
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Placebo, Brexpiprazole, ADT
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years to 75 Years
Enrollment
1,986 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
8
States / cities
Little Rock, Arkansas • Cerritos, California • Temecula, California + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 8, 2017 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Evaluation of the Safety of Adjunct Brexpiprazole in Elderly Patients With Major Depressive Disorder and an Inadequate Response to Antidepressant Treatment

NCT02400346
View directory record Official record
Conditions
Major Depression Disorder
Interventions
Adjunct brexpiprazole, ADT
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
65 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
13
States / cities
Arcadia, California • Miami, Florida • Orlando, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Aug 9, 2017 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Study of the Safety and Efficacy of Two Fixed Doses of OPC-34712 as Adjunctive Therapy in the Treatment of Adults With Major Depressive Disorder (the Polaris Trial)

NCT01360632
View directory record Official record
Conditions
Depressive Disorder, Depression, Depressive Disorder, Major, Mood Disorders, Mental Disorders
Interventions
OPC-34712 + ADT, Placebo + ADT
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
1,539 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
52
States / cities
Birmingham, Alabama • Costa Mesa, California • Glendale, California + 49 more
Source: ClinicalTrials.gov public record
Updated Dec 31, 2015 · Synced Sep 16, 2026, 9:03 AM EDT
Terminated Phase 3 Interventional Results available

Long-term Safety and Tolerability Study of Brexpiprazole as Adjunctive Treatment in Patients With Major Depressive Disorder

NCT01944969
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Brexpiprazole
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Sep 16, 2026, 9:03 AM EDT
Recruiting Phase 2 Interventional

Brexpiprazole in Alcohol Use Disorder

NCT04066192
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Brexpiprazole, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years to 65 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 2 Interventional Results available

Study of the Safety and Efficacy of OPC-34712 as Adjunctive Therapy in the Treatment of Patients With Major Depressive Disorder

NCT00797966
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
OPC-34712, Placebo, ADT
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
850 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
50
States / cities
Arcadia, California • Beverly Hills, California • Escondido, California + 43 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2016 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Safety and Tolerability Study of Flexible Dosing of Brexpiprazole in the Treatment of Subjects With Agitation Associated With Dementia of the Alzheimer's Type

NCT01922258
View directory record Official record
Conditions
Agitation Associated With, Alzheimer's Disease, Alzheimer's Type, Mental Disorder, Nervous System Diseases
Interventions
Brexpiprazole, OPC-34712
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
55 Years to 90 Years
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
28
States / cities
Imperial, California • Lakewood, California • Long Beach, California + 21 more
Source: ClinicalTrials.gov public record
Updated Nov 19, 2020 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Safety and Tolerability of Oral OPC-34712 as Adjunctive Therapy in Adults With Major Depressive Disorder (the Orion Trial)

NCT01360866
View directory record Official record
Conditions
Depressive Disorder, Depression, Depressive Disorder, Major, Mood Disorders, Mental Disorders
Interventions
OPC-34712, Escitalopram, Fluoxetine, Paroxetine CR, Sertraline, Duloxetine, Venlafaxine XR
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
2,944 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
93
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 90 more
Source: ClinicalTrials.gov public record
Updated Sep 16, 2018 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Safety and Tolerability of Open-Label Flexible-dose Brexpiprazole as Maintenance Treatment in Adolescents With Schizophrenia

NCT03238326
View directory record Official record
Conditions
Schizophrenia
Interventions
Brexpiprazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
13 Years to 17 Years
Enrollment
295 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
17
States / cities
Dothan, Alabama • Anaheim, California • Culver City, California + 14 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Brexpiprazole as Combination Therapy With Sertraline in Treatment of Adults With PTSD

NCT04124614
View directory record Official record
Conditions
Post Traumatic Stress Disorder
Interventions
Brexpiprazole, Sertraline, Placebo
Drug · Other
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Jun 12, 2025 · Synced Sep 16, 2026, 9:03 AM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety of Brexpiprazole as Adjunctive Treatment in Elderly Patients With Major Depressive Disorder With an Inadequate Response to Antidepressant Treatment

NCT01837797
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Placebo, Brexpiprazole 1 mg, Brexpiprazole 3 mg
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
65 Years and older
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
2
States / cities
National City, California • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

A Trial to Assess Brexpiprazole Versus Placebo for the Treatment of Acute Manic Episodes Associated With Bipolar I Disorder

NCT03259555
View directory record Official record
Conditions
Bipolar I Disorder, Manic Episode
Interventions
Brexpiprazole, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
322 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
29
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Culver City, California + 23 more
Source: ClinicalTrials.gov public record
Updated Feb 9, 2020 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 2 Interventional Results available

A Study of Flexible Dose Brexpiprazole as Monotherapy or Combination Therapy in the Treatment of Adults With Post-traumatic Stress Disorder (PTSD)

NCT03033069
View directory record Official record
Conditions
Stress Disorders, Post-Traumatic
Interventions
Brexpiprazole, Sertraline, Brexpiprazole Matching Placebo, Sertraline Matching Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
336 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
54
States / cities
Tuscaloosa, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 48 more
Source: ClinicalTrials.gov public record
Updated Dec 7, 2021 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Brexpiprazole in Treatment of Children and Adolescents With Irritability Associated With Autism Spectrum Disorder for Subjects That Have Completed Participation in 331-201-00148

NCT04258839
View directory record Official record
Conditions
Irritability Associated With Autism Spectrum Disorder
Interventions
Brexpiprazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
5 Years to 17 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
28
States / cities
Dothan, Alabama • Phoenix, Arizona • San Francisco, California + 24 more
Source: ClinicalTrials.gov public record
Updated May 29, 2024 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Brexpiprazole in Treatment of Children and Adolescents With Irritability Associated With Autism Spectrum Disorder

NCT04174365
View directory record Official record
Conditions
Irritability Associated With Autism Spectrum Disorder (ASD)
Interventions
Brexpiprazole, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
5 Years to 17 Years
Enrollment
119 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 27, 2025 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 1 Interventional

Trial to Assess the Pharmacokinetics, Safety, Tolerability of Oral Brexpiprazole in Children (6 to <13 Years Old) With Central Nervous System Disorders

NCT03292848
View directory record Official record
Conditions
ADHD, Autism, Bipolar I Disorder, Conduct Disorder, Oppositional Defiant Disorder
Interventions
Brexpiprazole
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
6 Years to 12 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
9
States / cities
Little Rock, Arkansas • Rogers, Arkansas • Long Beach, California + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2018 · Synced Sep 16, 2026, 9:03 AM EDT
Terminated Phase 1 Interventional

A Trial to Assess the Effects of Prazosin or Propranolol on Blood Pressure in the Presence of Brexpiprazole/Sertraline

NCT05189977
View directory record Official record
Conditions
Post-traumatic Stress Disorder (PTSD)
Interventions
Propranolol, Prazosin
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 22, 2024 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

A Trial to Assess Brexpiprazole Versus Placebo for the Treatment of Acute Manic Episodes, Associated With Bipolar I Disorder

NCT03257865
View directory record Official record
Conditions
Bipolar I Disorder, Manic Episode
Interventions
Brexpiprazole, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
333 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
27
States / cities
Little Rock, Arkansas • Bellflower, California • Cerritos, California + 21 more
Source: ClinicalTrials.gov public record
Updated Feb 10, 2020 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 3 Interventional Results available

Study of Brexpiprazole as Adjunctive Treatment of Irritability in Patients With Major Depressive Disorder and an Inadequate Response to Antidepressant Therapy

NCT01942785
View directory record Official record
Conditions
Major Depressive Disorder, Irritability
Interventions
Brexpiprazole
Drug
Lead sponsor
H. Lundbeck A/S
Industry
Eligibility
18 Years to 65 Years
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2013
U.S. locations
15
States / cities
Tucson, Arizona • Glendale, California • Oakland, California + 12 more
Source: ClinicalTrials.gov public record
Updated Mar 14, 2016 · Synced Sep 16, 2026, 9:03 AM EDT
Completed Phase 1 Interventional Results available

Phase 1 Study to Assess the Safety/Tolerability of Brexpiprazole as Adjunctive Therapy in Elderly Subjects With Major Depressive Disorder

NCT01670279
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Brexpiprazole, Placebo
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
70 Years to 85 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
4
States / cities
Kissimmee, Florida • Miami, Florida • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2016 · Synced Sep 16, 2026, 9:03 AM EDT