A Study of RO4917838 (Bitopertin) in Patients With Acute Exacerbation of Schizophrenia

NCT ID: NCT01234779

Last Updated: 2016-11-02

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

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

301 participants

Study Classification

INTERVENTIONAL

Study Start Date

2011-02-28

Study Completion Date

2012-09-30

Brief Summary

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This randomized, double-blind, placebo- and active-controlled, parallel group study will evaluate the safety and efficacy of RO4917838 (bitopertin) in patients with acute exacerbation of schizophrenia. Patients will be randomized to receive either RO4917838 10 mg or RO4917838 30 mg or olanzapine 15 mg or placebo orally daily for 4 weeks as inpatients, with a 4-week follow-up period.

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

DOUBLE

Participants Investigators

Study Groups

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A

Group Type EXPERIMENTAL

bitopertin [RO4917838]

Intervention Type DRUG

10 mg orally daily, 4 weeks

B

Group Type EXPERIMENTAL

bitopertin [RO4917838]

Intervention Type DRUG

30 mg orally daily, 4 weeks

C

Group Type ACTIVE_COMPARATOR

olanzapine

Intervention Type DRUG

15 mg orally daily, 4 weeks

D

Group Type PLACEBO_COMPARATOR

placebo

Intervention Type DRUG

orally daily, 4 weeks

Interventions

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bitopertin [RO4917838]

10 mg orally daily, 4 weeks

Intervention Type DRUG

bitopertin [RO4917838]

30 mg orally daily, 4 weeks

Intervention Type DRUG

olanzapine

15 mg orally daily, 4 weeks

Intervention Type DRUG

placebo

orally daily, 4 weeks

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Adult patients, 18-65 years of age
* Diagnosis of schizophrenia (Diagnostic and Statistical Manual of Mental Disorders DSM IV-TR)
* Acute exacerbation which began within the prior 8 weeks
* Female patients must be surgically sterile or post-menopausal, or agree to use effective contraception for the duration of the study

Exclusion Criteria

* Current psychiatric diagnosis other than schizophrenia
* Alcohol or substance dependence within 3 months or abuse within 1 month (except for nicotine)
* Electro-convulsive therapy (ECT) within the prior 6 months
* Previous treatment with RO4917838 or another GLYT inhibitor
* Current treatment with olanzapine, or previous treatment with intolerability or lack of response
* Treatment with long-acting injectable antipsychotic within 2 dosing intervals
* Treatment with \> 2 antipsychotics within 3 months
* History of neuroleptic malignant syndrome
* Have treatment-resistant schizophrenia as judged by treating physician or have failed two trials according to criteria in protocol
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Hoffmann-La Roche

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Clinical Trials

Role: STUDY_DIRECTOR

Hoffmann-La Roche

Locations

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Little Rock, Arkansas, United States

Site Status

Cerritos, California, United States

Site Status

Oceanside, California, United States

Site Status

Pico Rivera, California, United States

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San Diego, California, United States

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Lauderhill, Florida, United States

Site Status

North Miami, Florida, United States

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Atlanta, Georgia, United States

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Lake Charles, Louisiana, United States

Site Status

Flowood, Mississippi, United States

Site Status

St Louis, Missouri, United States

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Willingboro, New Jersey, United States

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Holliswood, New York, United States

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New York, New York, United States

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Cincinnati, Ohio, United States

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Philadelphia, Pennsylvania, United States

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Charlesston, South Carolina, United States

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Austin, Texas, United States

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Irving, Texas, United States

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Arad, , Romania

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Bucharest, , Romania

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Bucharest, , Romania

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Bucharest, , Romania

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Foscani, , Romania

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Oradea, , Romania

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Târgovişte, , Romania

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Gatchina, , Russia

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Moscow, , Russia

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Petrozavodsk, , Russia

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Saint Petersburg, , Russia

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Saint Petersburg, , Russia

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Saint Petersburg, , Russia

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Saint Petersburg, , Russia

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Saint Petersburg, , Russia

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Talagi, , Russia

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Bojnice, , Slovakia

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Bratislava, , Slovakia

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Liptovský Mikuláš, , Slovakia

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Michalovce, , Slovakia

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Dnipropetrovsk, , Ukraine

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Donetsk, , Ukraine

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Kherson,Vil. Stepanivka, , Ukraine

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Kyiv, , Ukraine

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Kyiv, , Ukraine

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Poltava, , Ukraine

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Vinnytsia, , Ukraine

Site Status

Countries

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United States Romania Russia Slovakia Ukraine

Other Identifiers

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2010-021984-33

Identifier Type: -

Identifier Source: secondary_id

WN25333

Identifier Type: -

Identifier Source: org_study_id