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

NCT ID: NCT03238326

Last Updated: 2025-05-15

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE3

Total Enrollment

295 participants

Study Classification

INTERVENTIONAL

Study Start Date

2017-08-23

Study Completion Date

2025-08-05

Brief Summary

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To further characterize the long-term safety and tolerability of brexpiprazole in adolescents with schizophrenia

Detailed Description

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This is a long-term, multicenter, open-label trial designed to examine the long-term safety and tolerability of brexpiprazole in adolescent subjects (ages 13-17) with a DSM-5 diagnosis of schizophrenia.

Conditions

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Schizophrenia

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

SUPPORTIVE_CARE

Blinding Strategy

NONE

Study Groups

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Rollover & De-Novo

1-4 mg/day; Start at 0.5 mg/day, titrate and maintain between 1mg/day to max of 4 mg/day

Group Type EXPERIMENTAL

Brexpiprazole

Intervention Type DRUG

Once daily, oral tablets

Interventions

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Brexpiprazole

Once daily, oral tablets

Intervention Type DRUG

Other Intervention Names

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OPC-34712

Eligibility Criteria

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Inclusion Criteria

* Male \& female subjects 13-17 years of age, inclusive.
* Subjects who turn 18 during trial 331-10-234 are permitted in this trial.
* Subjects with a current primary diagnosis of schizophrenia, as defined by Diagnostic and Statistical Manual of Mental Disorders, 5th Edition (DSM-5) criteria and confirmed by the K-SADS-PL completed at time of entry into Trial 331-10-234. For de novo subjects who did not participate in Trial 331-10-234, the initial diagnosis of schizophrenia must be made and documented, and the diagnosis confirmed by the K-SADS-PL at screening.
* Subjects who, in the investigator's judgment, require treatment with antipsychotic medication(s).

Exclusion Criteria

* Subjects with a DSM-5 diagnosis other than schizophrenia that has been the primary focus of treatment within 3 months of screening
* Subjects with a clinical presentation or history that is consistent with delirium, dementia, amnesia, or other cognitive disorders; subjects with psychotic symptoms that are better accounted for by another general medical condition(s) or direct effect of a substance (e.g., medication, illicit drug use).
* History of failure of clozapine treatment or response to clozapine treatment only.
* History of neuroleptic malignant syndrome
Minimum Eligible Age

13 Years

Maximum Eligible Age

17 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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H. Lundbeck A/S

INDUSTRY

Sponsor Role collaborator

Otsuka Pharmaceutical Development & Commercialization, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Heather Guthrie, MD

Role: STUDY_DIRECTOR

Otsuka Pharmaceutical Development & Commercialization, Inc.

Locations

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Clinical Research Site #101

Dothan, Alabama, United States

Site Status

Clinical Research Site #128

Anaheim, California, United States

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Clinical Research Site #105

Culver City, California, United States

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Clinical Research Site #103

Long Beach, California, United States

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Clinical Research Site #136

Atlanta, Georgia, United States

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Clinical Research Site #148

Kansas City, Kansas, United States

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Clinical Research Site #138

Lake Charles, Louisiana, United States

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Clinical Research Site #124

Las Vegas, Nevada, United States

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Clinical Research Site #130

New York, New York, United States

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Clinical Research Site #100

Rochester, New York, United States

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Clinical Research Site #121

Kinston, North Carolina, United States

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Clinical Research Site #133

Cincinnati, Ohio, United States

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Clinical Research Site #113

Garfield Heights, Ohio, United States

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Clinical Research Site #102

Oklahoma City, Oklahoma, United States

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Clinical Research Site #135

Tulsa, Oklahoma, United States

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Clinical Research Site #140

Frisco, Texas, United States

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Clinical Research Site #108

Everett, Washington, United States

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Clinical Research Site #321

Nice, , France

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Clinical Research Site #283

Naples, , Italy

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Clinical Research Site #163

León, Guanajuato, Mexico

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Clinical Research Site #165

Guadalajara, Jalisco, Mexico

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Clinical Research Site #171

Monterrey, Nuevo León, Mexico

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Clinical Research Site #160

Monterrey, Nuevo León, Mexico

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Clinical Research Site #170

San Luis Potosí City, San Luis Potosí, Mexico

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Clinical Research Site #161

Culiacán, Sinaloa, Mexico

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Clinical Research Site #166

Mérida, Yucatán, Mexico

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Clinical Research Site #168

Durango, , Mexico

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Clinical Research Site #263

Tyniec Mały, Dolnyslask, Poland

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Clinical Research Site #266

Bialystok, Podlaskie Voivodeship, Poland

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Clinical Research Site #269

Gdansk, Polorskie, Poland

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Clinical Research Site #260

Poznan, , Poland

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Clinical Research Site #272

Poznan, , Poland

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Clinical Research Site #270

Wałbrzych, , Poland

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Clinical Research Site #267

Wroclaw, , Poland

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Clinical Research Site #244

Bucharest, , Romania

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Clinical Research Site #241

Cluj-Napoca, , Romania

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Clinical Research Site #243

Iași, , Romania

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Clinical Research Site #242

Timișoara, , Romania

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Clinical Research Site #542

Arkhangelsk, Primorsky District, Russia

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Clinical Research Site #543

Stavropol, Stavropolskiy Kray, Russia

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Clinical Research Site #545

Moscow, , Russia

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Clinical Research Site #541

Saint Petersburg, , Russia

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Clinical Research Site #540

Saint Petersburg, , Russia

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Clinical Research Site #544

Yaroslavl, , Russia

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Clinical Research Site #500

Belgrade, , Serbia

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Clinical Research Site #504

Belgrade, , Serbia

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Clinical Research Site #503

Kragujevac, , Serbia

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Clinical Research Site #502

Niš, , Serbia

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Clinical Research Site #501

Novi Sad, , Serbia

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Clinical Research Site #224

Torremolinos, Malaga, Spain

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Clinical Research Site #526

Poltava, Poltava Oblast, Ukraine

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Clinical Research Site #527

Dnipro, , Ukraine

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Clinical Research Site #523

Kharkiv, , Ukraine

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Clinical Research Site #521

Kharkiv, , Ukraine

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Clinical Research Site #522

Kherson, , Ukraine

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Clinical Research Site #520

Lviv, , Ukraine

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Clinical Research Site #525

Ternopil, , Ukraine

Site Status

Countries

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United States France Italy Mexico Poland Romania Russia Serbia Spain Ukraine

References

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Atkinson SD, Shah A, Burgess MV, Hefting N, Chen D, Ward C. Safety and Tolerability of Brexpiprazole in Adolescents With Schizophrenia: A Long-Term, Open-Label Study. JAACAP Open. 2024 May 27;3(2):313-322. doi: 10.1016/j.jaacop.2024.04.005. eCollection 2025 Jun.

Reference Type DERIVED
PMID: 40520975 (View on PubMed)

Other Identifiers

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331-10-236

Identifier Type: -

Identifier Source: org_study_id

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