Safety & Efficacy Study of Quetiapine Fumarate (SEROQUEL®) vs. Placebo in Generalized Anxiety Disorder
Public ClinicalTrials.gov record NCT00329264. 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.
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, Randomized, Double-Blind, Parallel-Group, Placebo-Controlled Study of the Efficacy and Safety of Sustained-Release Quetiapine Fumarate (SEROQUEL®) Compared With Placebo in the Treatment of Generalized Anxiety Disorder
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to demonstrate that quetiapine SR (SEROQUEL®) is efficacious and safe in the acute treatment of patients with Generalized Anxiety Disorder. PLEASE NOTE: Seroquel SR and Seroquel XR refer to the same formulation. The SR designation was changed to XR after consultation with FDA.
Study identification
- NCT ID
- NCT00329264
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 876 participants
Conditions and interventions
Conditions
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
- Mar 31, 2006
- Primary completion
- Not listed
- Completion
- Jul 31, 2007
- Last update posted
- Mar 24, 2009
2006 – 2007
United States locations
- U.S. sites
- 58
- U.S. states
- 32
- U.S. cities
- 58
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Research Site | Springdale | Arizona | — | — |
| Research Site | Little Rock | Arkansas | — | — |
| Research Site | Encino | California | — | — |
| Research Site | Newport Beach | California | — | — |
| Research Site | Oceanside | California | — | — |
| Research Site | Redlands | California | — | — |
| Research Site | Santa Ana | California | — | — |
| Research Site | Denver | Colorado | — | — |
| Research Site | Norwich | Connecticut | — | — |
| Research Site | Washington D.C. | District of Columbia | — | — |
| Research Site | Fort Walton Beach | Florida | — | — |
| Research Site | Gainsville | Florida | — | — |
| Research Site | Hialeah | Florida | — | — |
| Research Site | Jacksonville | Florida | — | — |
| Research Site | Miami | Florida | — | — |
| Research Site | Orlando | Florida | — | — |
| Research Site | Tampa | Florida | — | — |
| Research Site | Winter Park | Florida | — | — |
| Research Site | Atlanta | Georgia | — | — |
| Research Site | Smyrna | Georgia | — | — |
| Research Site | Eagle | Idaho | — | — |
| Research Site | Chicago | Illinois | — | — |
| Research Site | Oak Brook | Illinois | — | — |
| Research Site | Indianapolis | Indiana | — | — |
| Research Site | Topeka | Kansas | — | — |
| Research Site | New Orleans | Louisiana | — | — |
| Research SIte | Fall River | Massachusetts | — | — |
| Research Site | Farmington Hills | Michigan | — | — |
| Research Site | Ridgeland | Mississippi | — | — |
| Research Site | St Louis | Missouri | — | — |
| Research Site | Las Vegas | Nevada | — | — |
| Research Site | Cherry Hill | New Jersey | — | — |
| Research Site | Clementon | New Jersey | — | — |
| Research Site | Brooklyn | New York | — | — |
| Research Site | New York | New York | — | — |
| Research Site | Rochester | New York | — | — |
| Research Site | Staten Island | New York | — | — |
| Research Site | Charlotte | North Carolina | — | — |
| Research Site | Durham | North Carolina | — | — |
| Research Site | Cincinnati | Ohio | — | — |
| Research Site | Toledo | Ohio | — | — |
| Research Site | Oklahoma City | Oklahoma | — | — |
| Research Site | Tulsa | Oklahoma | — | — |
| Research Site | Portland | Oregon | — | — |
| Research Site | Allentown | Pennsylvania | — | — |
| Research Site | Norristown | Pennsylvania | — | — |
| Research Site | Lincoln | Rhode Island | — | — |
| Research Site | Memphis | Tennessee | — | — |
| Research Site | Austin | Texas | — | — |
| Research Site | Dallas | Texas | — | — |
| Research Site | Friendswood | Texas | — | — |
| Research Site | San Antonio | Texas | — | — |
| Research Site | Woodstock | Vermont | — | — |
| Research Site | Herndon | Virginia | — | — |
| Research Site | Midlothian | Virginia | — | — |
| Research Site | Bellevue | Washington | — | — |
| Research Site | Seattle | Washington | — | — |
| Research Site | Charleston | West Virginia | — | — |
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 NCT00329264, 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 12, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00329264 live on ClinicalTrials.gov.