NCT00074776

Brief Summary

This study will compare the medications lithium and lamotrigine (Lamictal®) in treating depression in individuals with bipolar II disorder.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
102

participants targeted

Target at P25-P50 for phase_3

Timeline
Completed

Started May 2003

Typical duration for phase_3

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

May 1, 2003

Completed
8 months until next milestone

First Submitted

Initial submission to the registry

December 19, 2003

Completed
3 days until next milestone

First Posted

Study publicly available on registry

December 22, 2003

Completed
3.8 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2007

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2007

Completed
Last Updated

July 23, 2012

Status Verified

July 1, 2012

Enrollment Period

4.4 years

First QC Date

December 19, 2003

Last Update Submit

July 19, 2012

Conditions

Keywords

Bipolar Depression

Outcome Measures

Primary Outcomes (1)

  • Change in depression symptoms, as measured by the Hamilton Rating Scale for Depression

    Measured at baseline and Week 16

Secondary Outcomes (3)

  • Incidence and severity of hypomanic and depressive symptoms

    Measured at baseline and Week 16

  • Medication tolerability, response (defined as a 50% reduction on the Ham-D), and remission (defined as Ham-D or MADRS score less than 12)

    Measured at baseline and Week 16

  • Switch into hypomania, defined as a CGI-BP Mania severity score of 4 or greater

    Measured at baseline and Week 16

Study Arms (2)

1 Lithium

EXPERIMENTAL
Drug: Lithium

2 Lamotrigine

EXPERIMENTAL
Drug: Lamotrigine

Interventions

Participants will receive lithium.

1 Lithium

Participants will receive lamotrigine.

2 Lamotrigine

Eligibility Criteria

Age18 Years - 55 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64)

You may qualify if:

  • Current diagnosis of bipolar II disorder

You may not qualify if:

  • Use of lithium or lamotrigine
  • Intolerance to lithium or lamotrigine
  • Substance abuse or dependence within the last month
  • Suicidal thoughts
  • Unstable medical conditions
  • Pregnancy or breast-feeding
  • Stable on current medications
  • Use of fluoxetine (Prozac) within 2 weeks of study
  • Require an antipsychotic medication
  • Do not speak or read English

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

University of Texas Southwestern Medical Center at Dallas

Dallas, Texas, 75390-9121, United States

Location

Related Publications (1)

  • Suppes T, Marangell LB, Bernstein IH, Kelly DI, Fischer EG, Zboyan HA, Snow DE, Martinez M, Al Jurdi R, Shivakumar G, Sureddi S, Gonzalez R. A single blind comparison of lithium and lamotrigine for the treatment of bipolar II depression. J Affect Disord. 2008 Dec;111(2-3):334-43. doi: 10.1016/j.jad.2008.02.004. Epub 2008 Mar 20.

MeSH Terms

Conditions

Bipolar Disorder

Interventions

LithiumLamotrigine

Condition Hierarchy (Ancestors)

Bipolar and Related DisordersMood DisordersMental Disorders

Intervention Hierarchy (Ancestors)

Metals, AlkaliElementsInorganic ChemicalsMetals, LightMetalsTriazinesHeterocyclic Compounds, 1-RingHeterocyclic Compounds

Study Officials

  • Trisha Suppes, MD, PhD

    Stanford University

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER

Study Record Dates

First Submitted

December 19, 2003

First Posted

December 22, 2003

Study Start

May 1, 2003

Primary Completion

October 1, 2007

Study Completion

October 1, 2007

Last Updated

July 23, 2012

Record last verified: 2012-07

Locations