A Study To Investigate The Antidepressant Effect Of Lamotrigine In Patients With Bipolar Disorder Using Lithium

This is a study that, in the first 16 weeks, investigates whether lamotrigine versus placebo offers effect on depressive episodes for patients with bipolar disorder (also known as manic depressive disorder) who use lithium. In the following 50 weeks it is investigated whether these patients experience effect on their depressive and/ or (hypo)manic episodes...

Date First Received: September 21, 2005

Last Updated: June 9, 2008

Verified by: GlaxoSmithKline, June 2008

Clinical Trial Phase: Phase 3 | Start Date: June 2002

Overall Status: Completed

Estimated Enrollment: 120

Brief Summary

Official Title: “A Multicentre, Double-Blind, Randomised, Fixed-Dose Evaluation of the Safety and Efficacy of Lamotrigine (Lamictal®) Compared to Placebo as Add-on Therapy to Lithium in the Treatment of Bipolar Depression Followed by Long-Term Prevention of Relapse and Recurrence of Depression and/or Mania in Subjects With Bipolar Disorder”

Condition Keyword(s):

Intervention(s):

This is a study that, in the first 16 weeks, investigates whether lamotrigine versus placebo offers effect on depressive episodes for patients with bipolar disorder (also known as manic depressive disorder) who use lithium. In the following 50 weeks it is investigated whether these patients experience effect on their depressive and/ or (hypo)manic episodes.

Study Type: Interventional

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

Intervention(s) in this Clinical Trial

  • Drug: lamotrigine

Outcome Measures for this Clinical Trial

Primary Measures

  • Score on the MADRS depression rating scale at week 8 compared to baseline

Secondary Measures

  • Scores on various mood rating scales and safety measurements at week 16 and between week 16 and week 68 compared to baseline

Criteria for Participation in this Clinical Trial

Inclusion criteria:

  • Patients with bipolar disorder (type I or type II) currently suffering from depression that is at least moderate in severity according to a psychiatrist.
  • Currently using lithium.
  • Female subjects can't be pregnant or become pregnant during the study.

Exclusion criteria:

  • Actively suicidal.
  • Rapid cyclers.
  • Suffering from significant personality disorders.
  • Alcohol or substance dependent or abusive.
  • Suffering from significant physical conditions.

Gender Eligibility for this Clinical Trial: Both

Minimum Age for this Clinical Trial: 18 Years

Maximum Age for this Clinical Trial: N/A

Are Healthy Volunteers Accepted for this Clinical Trial?: No

Clinical Trial Sponsor Information

Lead Sponsor: GlaxoSmithKline

Overall Clinical Trial Officials and Contacts

GSK Clinical Trials, MD Study Director GlaxoSmithKline  

Additional Information

Information obtained from ClinicalTrials.gov on August 20, 2008

Link to the current ClinicalTrials.gov record. http://clinicaltrials.gov/show/NCT00224510

Study ID Number: SCA30905

ClinicalTrials.gov Identifier: NCT00224510

Health Authority: Netherlands: The Central Committee on Research Involving Human Subjects (CCMO)

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