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Completed Phase 3 Interventional Results available

Generalized Anxiety Disorder Adjunct Study

ClinicalTrials.gov ID: NCT00534599

Public ClinicalTrials.gov record NCT00534599. 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 Jul 22, 2026, 10:17 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 Multicenter, Rand., Double-blind, Parallel-group, Pbo-controlled Study of the Efficacy and Safety of SEROQUEL® XR Compared With Pbo as an Adjunct to Treatment in Patients With Generalized Anxiety Disorder Who Demonstrate Partial or No Response to a SSRI or SNRI Alone or in Combination With a Benzo

Study identification

NCT ID
NCT00534599
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
AstraZeneca
Industry
Enrollment
409 participants

Conditions and interventions

Interventions

  • Placebo Drug
  • quetiapine fumarate XR Drug

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
Jul 31, 2007
Primary completion
Aug 31, 2008
Completion
Aug 31, 2008
Last update posted
Apr 13, 2011

2007 – 2008

United States locations

U.S. sites
53
U.S. states
22
U.S. cities
53
Facility City State ZIP Site status
Research Site Birmingham Alabama
Research Site Little Rock Arkansas
Research Site Beverly Hills California
Research Site Encino California
Research Site Fresno California
Research Site La Mesa California
Research Site Oceanside California
Research Site Redlands California
Research Site San Diego California
Research Site San Francisco California
Research Site Sherman Oaks California
Research Site Bradenton Florida
Research Site Dayton Florida
Research Site Hialeah Florida
Research Site Jacksonville Florida
Research Site Maitland Florida
Research Site Miami Florida
Research Site North Miami Florida
Research Site Orlando Florida
Research Site Tampa Florida
Research Site West Palm Beach Florida
Research Site Atlanta Georgia
Research Site Columbus Georgia
Research Site Chicago Illinois
Research Site Lafayette Indiana
Research Site Merrillville Indiana
Research Site Terre Haute Indiana
Research Site Prairie Village Kansas
Research Site Owenboro Kentucky
Research Site New Orleans Louisiana
Research Site Rockville Maryland
Research Site Boston Massachusetts
Research Site Cherry Hill New Jersey
Research Site Clementon New Jersey
Research Site Brooklyn New York
Research Site Cedarhurst New York
Research Site Fresh Meadows New York
Research Site New York New York
Research Site Rochester New York
Research Site Staten Island New York
Research Site Toledo Ohio
Research Site Oklahoma City Oklahoma
Research Site Portland Oregon
Research Site Salem Oregon
Research Site Philadelphia Pennsylvania
Research Site Memphis Tennessee
Research Site Houston Texas
Research Site San Antonio Texas
Research Site Witchita Falls Texas
Research Site Richmond Virginia
Research Site Bellevue Washington
Research Site Seattle Washington
Research Site Spokane 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 NCT00534599, 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 Apr 13, 2011 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00534599 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →