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Efficacy and Safety of Quetiapine Compared With Valproate in the Treatment of Patients With Bipolar Disorder and Rapid Cycling

This study has been completed.
Information provided by:
AstraZeneca Identifier:
First received: November 15, 2005
Last updated: December 14, 2007
Last verified: December 2007
The purpose of the study is to evaluate the efficacy of quetiapine compared to valproate during a 12 month treatment period in subjects with Bipolar Disorder I or II with Rapid Cycling.

Condition Intervention Phase
Bipolar Disorder
Drug: quetiapine fumarate or valproate
Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Open Label
Primary Purpose: Treatment
Official Title: Pilot Study of the Efficacy and Safety of Quetiapine Compared With Valproate in the Treatment of Patients With Bipolar Disorder and Rapid Cycling: an Open Trial

Resource links provided by NLM:

Further study details as provided by AstraZeneca:

Primary Outcome Measures:
  • Number of clinically relevant recurrences of depression or mania. Recurrence is defined by a change in LCM-C/P to moderate or severe or by 2 or more steps. End of an episode is defined as reduction to mild or baseline or by 2 or more steps.

Secondary Outcome Measures:
  • Absolute change from baseline on the (recalculated) HAM-D, YMRS, MADRS, total score. Absolute change from baseline on the CGI-BP severity score per dimension (mania, depression, overall bipolar illness).

Enrollment: 44
Study Start Date: January 2002
Study Completion Date: March 2006

Ages Eligible for Study:   18 Years to 65 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Signed informed consent, men and women aged ³18 to £65 years with diagnosis of DSM-IV criteria for bipolar I or II disorder, most recent episode manic, hypomanic, mixed or depressive with Rapid Cycling.

Exclusion Criteria:

  • Substance or alcohol dependence, female patients who are pregnant, lactating or at risk of pregnancy, diagnosis of schizophrenia or borderline personality disorder or antisocial personality disorder, history of seizure disorder, acute suicidal or external aggressive behaviour, legal incapacity or indication for treatment against the will of the patient by law.
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Please refer to this study by its identifier: NCT00254774

Research Site
Berlin, Germany
Research Site
Freiburg, Germany
Research Site
München, Germany
Sponsors and Collaborators
Study Director: AstraZeneca Germany Medical Director, MD AstraZeneca
  More Information Identifier: NCT00254774     History of Changes
Other Study ID Numbers: 5077/9061
Study First Received: November 15, 2005
Last Updated: December 14, 2007

Keywords provided by AstraZeneca:
Bipolar Disorder I or II with Rapid Cycling

Additional relevant MeSH terms:
Bipolar Disorder
Pathologic Processes
Bipolar and Related Disorders
Mental Disorders
Valproic Acid
Quetiapine Fumarate
Enzyme Inhibitors
Molecular Mechanisms of Pharmacological Action
GABA Agents
Neurotransmitter Agents
Physiological Effects of Drugs
Antimanic Agents
Tranquilizing Agents
Central Nervous System Depressants
Psychotropic Drugs
Antipsychotic Agents processed this record on May 24, 2017