A Dose-finding Trial of OPC-34712 in Patients With Schizophrenia

NCT ID: NCT01451164

Last Updated: 2019-10-03

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

PHASE2/PHASE3

Total Enrollment

459 participants

Study Classification

INTERVENTIONAL

Study Start Date

2011-10-31

Brief Summary

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To investigate the efficacy and safety of OPC-34712 in comparison with placebo in patients with schizophrenia.

Detailed Description

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Conditions

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Schizophrenia

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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High dose

Group Type EXPERIMENTAL

OPC-34712

Intervention Type DRUG

orally administered once daily

Mid dose

Group Type EXPERIMENTAL

OPC-34712

Intervention Type DRUG

orally administered once daily

Low dose

Group Type EXPERIMENTAL

OPC-34712

Intervention Type DRUG

orally administered once daily

Placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

orally administered once daily

Interventions

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OPC-34712

orally administered once daily

Intervention Type DRUG

OPC-34712

orally administered once daily

Intervention Type DRUG

OPC-34712

orally administered once daily

Intervention Type DRUG

Placebo

orally administered once daily

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Patients age 18 years or older to less than 65 years (at time of informed consent) diagnosed with schizophrenia based on DSM-IV-TR diagnostic criteria
* Patients who are hospitalized, or judged to required hospitalization, for acute relapse of schizophrenia at time of informed consent
* Patients who are experiencing acute exacerbation of psychotic symptoms

Exclusion Criteria

* Female patients who are breastfeeding or who have a positive pregnancy test (urine) result prior to receiving investigational medicinal product
* Patients presenting a first episode of schizophrenia based on the clinical judgment of the investigator
* Patients who are diagnosed with a disease other than schizophrenia (schizoaffective disorder, major depressive disorder, bipolar disorder, posttraumatic stress disorder, anxiety disorder, delirium, dementia, amnesia, or other cognitive disorder) based on current DSM-IV-TR Axis Ι criteria, or who are diagnosed with a personality disorder (borderline, paranoid, histrionic, schizotypal, schizoid, or antisocial)
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Otsuka Pharmaceutical Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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kyoji Imaoka, Operating Officer

Role: STUDY_DIRECTOR

Otsuka Pharmaceutical Co., Ltd.

Locations

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Kanto Region, , Japan

Site Status

Countries

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Japan

Other Identifiers

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JapicCTI-111631

Identifier Type: OTHER

Identifier Source: secondary_id

331-10-002

Identifier Type: -

Identifier Source: org_study_id

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