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Completed Phase 3 Interventional

Efficacy & Safety of Quetiapine Fumarate (SEROQUEL) & Placebo in the Treatment of Acutely Ill Patients With Schizophrenia

ClinicalTrials.gov ID: NCT00085891

Public ClinicalTrials.gov record NCT00085891. 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 Sep 21, 2026, 12:10 AM 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 6-Week, Multicenter, Double-Blind, Double-Dummy, Randomized Comparison of the Efficacy and Safety of Sustained-Release Formulation Quetiapine Fumarate (SEROQUEL) and Placebo in the Treatment of Acutely Ill Patients With Schizophrenia

Brief summary

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

The purpose of this study is to demonstrate superior efficacy of sustained release quetiapine compared to placebo in patients with schizophrenia after receiving treatment for up to 6 weeks.

Study identification

NCT ID
NCT00085891
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
AstraZeneca
Industry
Enrollment
535 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
May 31, 2004
Primary completion
Not listed
Completion
Aug 31, 2005
Last update posted
Mar 24, 2009

2004 – 2005

United States locations

U.S. sites
29
U.S. states
19
U.S. cities
29
Facility City State ZIP Site status
Research Site Birmingham Alabama
Research Site Cerritos California
Not listed Los Angeles California
Research Site San Diego California
Research Site Santa Ana California
Research Site Washington D.C. District of Columbia
Research Site Miami Florida
Not listed Oak Brook Illinois
Research Site Oakbrook Terrace Illinois
Research Site New Orleans Louisiana
Research Site Rockville Maryland
Not listed Brighton Massachusetts
Research Site Jackson Mississippi
Research Site St Louis Missouri
Research Site Holliswood New York
Research Site Lawrence New York
Research Site Staten Island New York
Research Site Medina Ohio
Research Site Oklahoma City Oklahoma
Research Site Norristown Pennsylvania
Research Site Philadelphia Pennsylvania
Research Site Sioux Falls South Dakota
Research Site Memphis Tennessee
Research Site Austin Texas
Research Site Houston Texas
Research Site Irving Texas
Research Site San Antonio Texas
Research Site Richmond Virginia
Research Site Kirkland Washington

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 NCT00085891, 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 Mar 24, 2009 · Synced Sep 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00085891 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →