Efficacy and Safety of Quetiapine Fumarate Sustained Release (SEROQUEL SR) in the Treatment of Major Depressive Disorders
Public ClinicalTrials.gov record NCT00326144. 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, Double-Blind, Randomized, Parallel-Group, Placebo-Controlled Phase III Study of the Efficacy and Safety of Quetiapine Fumarate Sustained Release (Seroquel SR®) as Mono-Therapy in the Treatment of Adult Patients With Major Depressive Disorder
Study identification
- NCT ID
- NCT00326144
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- AstraZeneca
- Industry
- Enrollment
- 310 participants
Conditions and interventions
Conditions
Interventions
- Quetiapine fumarate 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
- Mar 31, 2006
- Primary completion
- Not listed
- Completion
- Apr 30, 2007
- Last update posted
- Mar 24, 2009
2006 – 2007
United States locations
- U.S. sites
- 34
- U.S. states
- 20
- U.S. cities
- 34
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Research Site | Phoenix | Arizona | — | — |
| Research Site | Little Rock | Arkansas | — | — |
| Research Site | Anaheim | California | — | — |
| Research Site | El Centro | California | — | — |
| Research Site | Garden Grove | California | — | — |
| Research Site | National City | California | — | — |
| Research Site | Riverside | California | — | — |
| Research Site | Hartford | Connecticut | — | — |
| Research Site | Wilmington | Delaware | — | — |
| Research Site | Altamonte Springs | Florida | — | — |
| Research Site | DeLand | Florida | — | — |
| Research Site | Maitland | Florida | — | — |
| Research Site | New Port Richey | Florida | — | — |
| Research Site | Atlanta | Georgia | — | — |
| Research Site | Decatur | Georgia | — | — |
| Research Site | Roswell | Georgia | — | — |
| Research Site | Naperville | Illinois | — | — |
| Research Site | Indianapolis | Indiana | — | — |
| Research Site | Lafayette | Indiana | — | — |
| Research Site | Owensboro | Kentucky | — | — |
| Research Site | New Orleans | Louisiana | — | — |
| Research Site | Braintree | Massachusetts | — | — |
| Research Site | Cambridge | Massachusetts | — | — |
| Research Site | Pittsfield | Massachusetts | — | — |
| Research Site | Minneapolis | Minnesota | — | — |
| Research Site | St Louis | Missouri | — | — |
| Research SIte | Staten Island | New York | — | — |
| Research Site | Avon Lake | Ohio | — | — |
| Research Site | Cincinnati | Ohio | — | — |
| Research Site | Oklahoma City | Oklahoma | — | — |
| Research Site | Allentown | Pennsylvania | — | — |
| Research Site | Memphis | Tennessee | — | — |
| Research Site | DeSoto | Texas | — | — |
| Research Site | Houston | Texas | — | — |
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 NCT00326144, 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 Jul 23, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00326144 live on ClinicalTrials.gov.