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Completed Phase 2 Interventional

Effect Of Talnetant Versus Risperidone Versus Placebo On Psychotic Symptoms In Schizophrenic Patients

ClinicalTrials.gov ID: NCT00300963

Public ClinicalTrials.gov record NCT00300963. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 17, 2026, 11:36 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Multicenter, Double-Blind, Double-Dummy, Placebo-Controlled, Randomized, Parallel Group Evaluation of the Efficacy and Safety of a Fixed-Dose of Talnetant Versus Placebo Versus Risperidone in Subjects With Schizophrenia

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The purpose of this study is to test the safety and effectiveness of talnetant vs. risperidone vs. placebo in reducing positive and negative symptoms in acutely psychotic schizophrenia patients.

Study identification

NCT ID
NCT00300963
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
GlaxoSmithKline
Industry
Enrollment
275 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 65 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Dec 2004 (Type not available)
Primary completion
Oct 2005 (Actual)
Completion
Oct 2005 (Actual)
Last update posted
Feb 15, 2013

2004 – 2005

United States locations

U.S. sites
20
U.S. states
10
U.S. cities
20
Facility City State ZIP Site status
GSK Investigational Site Little Rock Arkansas 72201 —
GSK Investigational Site Anaheim California 92805 —
GSK Investigational Site Cerritos California 90703 —
GSK Investigational Site Garden Grove California 92845 —
GSK Investigational Site Glendale California 91206 —
GSK Investigational Site National City California 91950 —
GSK Investigational Site Oceanside California 92056 —
GSK Investigational Site Pico Rivera California 90660 —
GSK Investigational Site Rosemead California 91770 —
GSK Investigational Site San Diego California 92123 —
GSK Investigational Site Upland California 91786 —
GSK Investigational Site Washington D.C. District of Columbia 20016 —
GSK Investigational Site North Miami Florida 33161 —
GSK Investigational Site Atlanta Georgia 30308 —
GSK Investigational Site St Louis Missouri 63118 —
GSK Investigational Site Clementon New Jersey 08021 —
GSK Investigational Site Philadelphia Pennsylvania 19131 —
GSK Investigational Site Austin Texas 78756 —
GSK Investigational Site Irving Texas 75062 —
GSK Investigational Site Richmond Virginia 23294 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00300963, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Feb 15, 2013 · Synced Oct 17, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00300963 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →