Monotherapy Brexpiprazole (OPC-34712) Trial in the Treatment of Adults With Early-Episode Schizophrenia

NCT ID: NCT02013622

Last Updated: 2016-03-29

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

49 participants

Study Classification

INTERVENTIONAL

Study Start Date

2013-11-30

Study Completion Date

2014-10-31

Brief Summary

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The purpose of this study is to investigate the effects of flexibly dosed Brexpiprazole monotherapy in the improvement of early-episode schizophrenia through the assessment of social functioning, efficacy, and tolerability. Early-episode schizophrenia is defined as episodes occurring ≤ 5 years after the onset of the first episode.

Detailed Description

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Conditions

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Schizophrenia

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Brexpiprazole

Up to 4 mg/day, once daily dose, tablets, orally

Group Type EXPERIMENTAL

Brexpiprazole

Intervention Type DRUG

Treatment (16 weeks) Up to 4 mg/day, once daily dose, tablets, orally

Interventions

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Brexpiprazole

Treatment (16 weeks) Up to 4 mg/day, once daily dose, tablets, orally

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Had the start of their first schizophrenia episode ≤ 5 years before the time of consent.
* Are 18 to 35 years old at the time of consent (inclusive, and outpatients only).
* Have a Positive and Negative Syndrome Scale (PANSS) Total Score of ≤ 80 at screening and baseline.
* Exhibit schizophrenia symptoms with a score ≥ 4 on the PANSS for ≥1 items related to active social avoidance, emotional withdrawal, passive/apathetic social withdrawal, and difficulty in abstract thinking.
* Have a diagnosis of schizophrenia made at least 6 months prior to screening as confirmed by subject, caregiver, or documented history.

Exclusion Criteria

* Subjects who have been hospitalized for psychotic symptoms within the last 6 months.
* Subjects with schizophrenia who are considered resistant/refractory to antipsychotic treatment by history or who have a history of failure to respond to clozapine or response to clozapine treatment only.
* Subjects with a current DSM-IV-TR Axis I diagnosis other than schizophrenia, including, but not limited to, schizoaffective disorder, MDD, bipolar disorder, post-traumatic stress disorder, anxiety disorders, delirium, dementia, amnestic, or other cognitive disorders. Also, subjects with borderline, paranoid, histrionic, schizotypal, schizoid, or antisocial personality disorders.
* Subjects experiencing acute depressive symptoms within the past 30 days, according to the investigator's opinion, that require treatment with an antidepressant.
* Subjects with clinically significant tardive dyskinesia at enrollment, as determined by a score of\>= 3 on Item 8 of the AIMS at screening or baseline.
* Subjects with a score of 5 (severe akathisia) on the BARS global clinical assessment of akathisia at screening or baseline.
* Subjects who have met DSM-IV-TR criteria for substance abuse or dependence within the past 180 days; including alcohol and benzodiazepines, but excluding nicotine.
Minimum Eligible Age

18 Years

Maximum Eligible Age

35 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Otsuka Pharmaceutical Co., Ltd.

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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Junichi Hashimoto, PhD

Role: STUDY_DIRECTOR

Otsuka Pharmaceutical Co., Ltd Japan (OPCJ)

Locations

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Cerritos, California, United States

Site Status

Chula Vista, California, United States

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Costa Mesa, California, United States

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Long Beach, California, United States

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Oakland, California, United States

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Oceanside, California, United States

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Pico Rivera, California, United States

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Riverside, California, United States

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San Diego, California, United States

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San Diego, California, United States

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Santa Ana, California, United States

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Torrance, California, United States

Site Status

Fort Lauderdale, Florida, United States

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Atlanta, Georgia, United States

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Hoffman Estates, Illinois, United States

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Lake Charles, Louisiana, United States

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Rochester, New York, United States

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Philadelphia, Pennsylvania, United States

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Memphis, Tennessee, United States

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Dallas, Texas, United States

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Dallas, Texas, United States

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Houston, Texas, United States

Site Status

Countries

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United States

Other Identifiers

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331-13-006

Identifier Type: -

Identifier Source: org_study_id

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