Olanzapine Given in Combination With Zonisamide SR to Prevent Weight Gain in Schizophrenic Subjects

NCT ID: NCT00734435

Last Updated: 2012-11-29

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

TERMINATED

Clinical Phase

PHASE2

Total Enrollment

26 participants

Study Classification

INTERVENTIONAL

Study Start Date

2008-09-30

Study Completion Date

2008-12-31

Brief Summary

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The purpose of this study is to determine if zonisamide SR will prevent weight gain in schizophrenic subjects who take olanzapine (Zyprexa)

Detailed Description

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Conditions

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Schizophrenia Schizoaffective Disorder Schizophreniform Disorder

Keywords

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schizophrenia schizophreniform schizoaffective disorder Zyprexa olanzapine

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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1

Zonisamide SR 360 mg and olanzapine 10-20 mg daily

Group Type ACTIVE_COMPARATOR

zonisamide SR plus olanzapine

Intervention Type DRUG

zonisamide SR 90 mg given twice daily and olanzapine 10 mg to 20 mg daily for 10 weeks (maintenance period)

2

Placebo and olanzapine 10-20 mg daily

Group Type PLACEBO_COMPARATOR

Placebo plus olanzapine

Intervention Type DRUG

Placebo given twice daily and olanzapine 10-20 mg for 10 weeks (maintenance period)

Interventions

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zonisamide SR plus olanzapine

zonisamide SR 90 mg given twice daily and olanzapine 10 mg to 20 mg daily for 10 weeks (maintenance period)

Intervention Type DRUG

Placebo plus olanzapine

Placebo given twice daily and olanzapine 10-20 mg for 10 weeks (maintenance period)

Intervention Type DRUG

Other Intervention Names

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Zyprexa Zyprexa

Eligibility Criteria

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Inclusion Criteria

* Male or female subjects,18-55 years of age
* Outpatients diagnosed with schizophrenia, schizoaffective disorder, or schizophreniform disorder
* Body mass index (BMI) between 22-35 kg/m2 (inclusive)
* Negative serum pregnancy test in women of child-bearing potential
* If women of child-bearing potential, must be non-lactating and agree to use an acceptable form of contraception, which in all cases, includes one type of barrier method, throughout the study period and for 30 days after discontinuation of study drug
* Subject requires a change in antipsychotic treatment and olanzapine is deemed by the Investigator to be a reasonable antipsychotic treatment choice
* No clinically significant abnormality on ECG
* No clinically significant laboratory abnormality
* Negative urine drug screen
* Must be considered reliable and possess a level of understanding that enables the subject to provide written informed consent and to comply with protocol procedures and schedule
* Must be able to read and understand English

Exclusion Criteria

* Diagnosis of substance dependence within the 6 months prior to randomization
* diagnosis of substance abuse (except for nicotine and caffeine) within the 3 months prior to randomization
* Suicidal behavior or ideation within 3 months prior to randomization, or any current suicidal ideation or intent
* Presence of dementia or other organic brain syndrome
* Serious or unstable medical illnesses
* Known, uncorrected narrow-angle glaucoma
* Diagnosis of eating disorder as defined by DSM-IV within 6 months prior to randomization
* Require treatment with any typical or atypical antipsychotic in addition to olanzapine
Minimum Eligible Age

18 Years

Maximum Eligible Age

55 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Orexigen Therapeutics, Inc

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Alan Breier, MD

Role: PRINCIPAL_INVESTIGATOR

Larue D. Carter Hospital

Mohammed Alam, MD

Role: PRINCIPAL_INVESTIGATOR

American Medical Research

Gerald Maguire, MD

Role: PRINCIPAL_INVESTIGATOR

UCI Medical Center

Zinoviy Benzar, MD

Role: PRINCIPAL_INVESTIGATOR

Brooklyn Medical Institute

Mohammed Bari, MD

Role: PRINCIPAL_INVESTIGATOR

Synergy Research

Tran Johnson, MD

Role: PRINCIPAL_INVESTIGATOR

CNRI

Eduard Gfeller, MD

Role: PRINCIPAL_INVESTIGATOR

Florida Clinical Research Center, Maitland Florida

Andrew Cutler, MD

Role: PRINCIPAL_INVESTIGATOR

Florida Clinical Research Center, Bradenton Florida

Robert Riesenberg, MD

Role: PRINCIPAL_INVESTIGATOR

Atlanta Center for Medical Research

Locations

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Synergy Research

National City, California, United States

Site Status

UCI Medical Center

Orange, California, United States

Site Status

CNRI San Diego

San Diego, California, United States

Site Status

Florida Clincal Research Center

Bradenton, Florida, United States

Site Status

Florida Clinical Research Center

Maitland, Florida, United States

Site Status

Atlanta Center for Medical Research

Atlanta, Georgia, United States

Site Status

American Medical Research

Oak Brook, Illinois, United States

Site Status

Larue D. Carter Hospital

Indianapolis, Indiana, United States

Site Status

Brooklyn Medical Institute

Brooklyn, New York, United States

Site Status

Countries

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United States

Other Identifiers

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OZ-101

Identifier Type: -

Identifier Source: org_study_id