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Completed Phase 3 Interventional

Efficacy & Safety of Seroquel Plus Mood Stabilizer in the Maintenance of Bipolar I Disorder

ClinicalTrials.gov ID: NCT00107731

Public ClinicalTrials.gov record NCT00107731. 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 23, 2026, 12:14 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, Randomized, Parallel-Group, Double-Blind, Phase 3 Comparison of the Efficacy & Safety of Quetiapine Fumarate to Placebo When Used as Adjunct to Mood Stabilizers (Lithium or Valproate) in the Maintenance Treatment of Bipolar I Disorder in Adult Patients (Abbreviated)

Brief summary

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

The purpose of this study is to determine whether quetiapine when used as adjunct to lithium or divalproex is safe and effective in the maintenance treatment of adult patients with Bipolar I Disorder. The study consists of enrollment and 2 phases, the Open-label treatment Phase and the Randomized treatment Phase. 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
NCT00107731
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
AstraZeneca
Industry
Enrollment
710 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years and older
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
Apr 2004 (Type not available)
Primary completion
Not listed
Completion
Oct 2006 (Actual)
Last update posted
Mar 25, 2009

2004 – 2006

United States locations

U.S. sites
36
U.S. states
18
U.S. cities
36
Facility City State ZIP Site status
Research Site Birmingham Alabama — —
Research Site Beverly Hills California — —
Research Site Chula Vista California — —
Research Site Redlands California — —
Research Site San Francisco California — —
Research Site Santa Ana California — —
Research Site Gainesville Florida — —
Research Site Jacksonville Florida — —
Research Site Miami Florida — —
Research Site Sarasota Florida — —
Research Site Tampa Florida — —
Research Site Winter Park Florida — —
Research Site Granite City Illinois — —
Research Site Libertyville Illinois — —
Research Site Schaumburg Illinois — —
Research Site Wichita Kansas — —
Research Site Metairie Louisiana — —
Research Site Glen Burnie Maryland — —
Research Site Kalamazoo Michigan — —
Research Site Saint Charles Missouri — —
Research Site St Louis Missouri — —
Research Site Brooklyn New York — —
Research Site Olean New York — —
Research Site Rochester New York — —
Research Site Morganton North Carolina — —
Research Site Raleigh North Carolina — —
Research Site Oklahoma City Oklahoma — —
Research Site Portland Oregon — —
Research Site Havertown Pennsylvania — —
Research Site Media Pennsylvania — —
Research Site Philadelphia Pennsylvania — —
Research Site Conroe Texas — —
Research Site Houston Texas — —
Research Site Richmond Virginia — —
Research Site Seattle Washington — —
Research Site Milwaukee Wisconsin — —

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 130 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00107731, 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 25, 2009 · Synced Oct 23, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT00107731 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →