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

Phase 3
Completed
Conditions
Bipolar I Disorder
Registration Number
NCT00107731
Lead Sponsor
AstraZeneca
Brief Summary

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.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
710
Inclusion Criteria
  • A diagnosis of Bipolar I Disorder, Most recent episode Manic (296.4x), or Bipolar I Disorder, Most Recent Episode Depressed (296.5x), or Bipolar I Disorder, Most recent Episode Mixed (296.6x), with or without psychotic features, as defined by Diagnostic and Statistical Manual of Mental Disorders - Fourth Edition (DSM-IV)
  • At least 1 manic, depressed, or mixed episode in the 2 years prior to the index episode.
  • Able to understand and comply with the requirements of the study.
Exclusion Criteria
  • Diagnosis of an anxiety disorder as defined by DSM-IV, which was treated with medication within the past year.
  • Known intolerance or lack of response to quetiapine fumarate or to the assigned mood stabilizer, as judged by the investigator.
  • Previously randomized into this study or D1447C00126

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Primary Outcome Measures
NameTimeMethod
Evaluate the efficacy of quetiapine versus placebo when used as adjunct therapy to mood stabilizer in increasing time to recurrence of a mood event.
Secondary Outcome Measures
NameTimeMethod
Evaluate the efficacy of quetiapine versus placebo when used as a adjunct therapy to mod stabilizer in increasing time to recurrence of a manic event

Trial Locations

Locations (1)

Research Site

🇬🇧

Welwyn Garden City, United Kingdom

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