Phase III/Seroquel SR Bipolar Depression Monotherapy - US

The purpose of this study is to determine the safety and efficacy of sustained-release quetiapine fumarate (Seroquel®) in the treatment of patients with Acute Bipolar Depression for 8 weeks. PLEASE NOTE: Seroquel SR and Seroquel XR refer to the same formulation. The SR designation was changed to XR after consultation with FDA...

Date First Received: January 12, 2007

Last Updated: March 24, 2009

Verified by: AstraZeneca, March 2009

Clinical Trial Phase: Phase 3 | Start Date: December 2006

Overall Status: Completed

Estimated Enrollment: 400

Brief Summary

Official Title: “A Multicenter, Double-Blind, Randomized, Parallel-Group, Placebo-Controlled, Phase III Study of the Efficacy and Safety of Quetiapine Fumarate (Seroquel SR®) Sustained-Release as Monotherapy in Adult Patients With Acute Bipolar Depression”

The purpose of this study is to determine the safety and efficacy of sustained-release quetiapine fumarate (Seroquel®) in the treatment of patients with Acute Bipolar Depression for 8 weeks. PLEASE NOTE: Seroquel SR and Seroquel XR refer to the same formulation. The SR designation was changed to XR after consultation with FDA.

Study Type: Interventional

Study Design: Treatment, Randomized, Double-Blind, Placebo Control, Parallel Assignment, Safety/Efficacy Study

Intervention(s) in this Clinical Trial

  • Drug: Quetiapine fumarate (Seroquel) SR

Outcome Measures for this Clinical Trial

Primary Measures

  • Change from baseline in depression symptoms by final visit as measured by the MADRS total score

Secondary Measures

  • Change from baseline to final visit on the MADRS total score MADRS item scores, CGI-BP-S, CGI-BP-C

Criteria for Participation in this Clinical Trial

Inclusion Criteria:

  • Provision of written informed consent
  • Documented diagnosis of Bipolar 1 disorder or Bipolar 11 disorder
  • Outpatient status at enrollment

Exclusion Criteria:

  • Patients with >8 mood episodes during the past 12 years
  • Use of prohibited medications
  • Substance or alcohol abuse or dependence
  • Current suicide risk or suicide attempt within last 6 months.

Gender Eligibility for this Clinical Trial: Both

Minimum Age for this Clinical Trial: 18 Years

Maximum Age for this Clinical Trial: 65 Years

Are Healthy Volunteers Accepted for this Clinical Trial?: No

Clinical Trial Sponsor Information

Lead Sponsor: AstraZeneca

Overall Clinical Trial Officials and Contacts

Catherine Datto, MD Study Director AstraZeneca  

Additional Information

Information obtained from ClinicalTrials.gov on July 02, 2009

Link to the current ClinicalTrials.gov record. http://clinicaltrials.gov/show/NCT00422214

Study ID Number: D144CC00002

ClinicalTrials.gov Identifier: NCT00422214

Health Authority: United States: Food and Drug Administration

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