Study Of Talnetant Versus Placebo And Risperidone In Schizophrenia

NCT ID: NCT00103727

Last Updated: 2015-04-29

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

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

282 participants

Study Classification

INTERVENTIONAL

Study Start Date

2004-12-31

Study Completion Date

2005-10-31

Brief Summary

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This study will evaluate whether talnetant (200mg, 400mg, 600mg) twice a day is effective compared to placebo and risperidone 1-3mg twice a day in treating the positive and negative symptoms of schizophrenia. Study subjects will be treated with study drug for up to 6 weeks and will then return for a follow-up visit 2 weeks later. About 275 patients with schizophrenia will be enrolled in this study.

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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talnetant

200mg, 400mg, 600mg) twice a day

Group Type EXPERIMENTAL

Talnetant

Intervention Type DRUG

talnetant

placebo

placebo

Group Type PLACEBO_COMPARATOR

placebo

Intervention Type OTHER

Placebo Comparator

risperidone

3mg twice a day

Group Type ACTIVE_COMPARATOR

risperidone

Intervention Type OTHER

Active Comparator

Interventions

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Talnetant

talnetant

Intervention Type DRUG

placebo

Placebo Comparator

Intervention Type OTHER

risperidone

Active Comparator

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Subjects must have schizophrenia which is not secondary to another medical condition or substance abuse.
* Require inpatient hospitalization.
* Woman may enroll only if they are not of child-bearing potential OR are on a protocol-approved birth control method.

Exclusion Criteria

* Subject is in their first episode of schizophrenia.
* Subject has other psychotic disorders or bipolar disorder.
* Subject has schizophrenia symptoms from taking another medicine or drug of abuse, or due to a general medical condition.
* Subject has a recent history of substance dependence/dependence, or tests positive for illicit drug.
* Subject has an unstable medical disorder, or any significant medical disorder including autistic disorder, organic brain disease, liver dysfunction, epilepsy or seizures, or is at increased risk of developing cerebrovascular problems like stroke.
* Subject has any significant abnormalities in any of the screening tests (ECGs, labs, physical examinations, etc.).
* Subject poses a current serious suicidal or homicidal risk.
* Subject has a positive pregnancy test, or is lactating or planning to become pregnant within one month of the study.
* Subject has recently or is currently participating in another clinical study.
* Subject is stabilized on their current schizophrenia treatment.
* Subject needs to take any of the medicines not permitted in the study, or has recently had ECT (electroconvulsive therapy) or TMS (transcranial magnetic stimulation).
* Subject was non-responsive to two or more adequate trials of antipsychotic treatments over the past 2 years.
* Subject has had an allergic or significant reaction to any of the study drugs, or can't take risperidone.
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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GlaxoSmithKline

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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GSK Clinical Trials

Role: STUDY_DIRECTOR

GlaxoSmithKline

Locations

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GSK Investigational Site

Little Rock, Arkansas, United States

Site Status

GSK Investigational Site

Anaheim, California, United States

Site Status

GSK Investigational Site

Cerritos, California, United States

Site Status

GSK Investigational Site

Garden Grove, California, United States

Site Status

GSK Investigational Site

Glendale, California, United States

Site Status

GSK Investigational Site

National City, California, United States

Site Status

GSK Investigational Site

Oceanside, California, United States

Site Status

GSK Investigational Site

Pico Rivera, California, United States

Site Status

GSK Investigational Site

Rosemead, California, United States

Site Status

GSK Investigational Site

San Diego, California, United States

Site Status

GSK Investigational Site

San Diego, California, United States

Site Status

GSK Investigational Site

Upland, California, United States

Site Status

GSK Investigational Site

Washington D.C., District of Columbia, United States

Site Status

GSK Investigational Site

North Miami, Florida, United States

Site Status

GSK Investigational Site

Atlanta, Georgia, United States

Site Status

GSK Investigational Site

Oak Brook, Illinois, United States

Site Status

GSK Investigational Site

St Louis, Missouri, United States

Site Status

GSK Investigational Site

Clementon, New Jersey, United States

Site Status

GSK Investigational Site

Philadelphia, Pennsylvania, United States

Site Status

GSK Investigational Site

Austin, Texas, United States

Site Status

GSK Investigational Site

Irving, Texas, United States

Site Status

GSK Investigational Site

Richmond, Virginia, United States

Site Status

Countries

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United States

Other Identifiers

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SB-223412/093

Identifier Type: -

Identifier Source: org_study_id

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