Clinical Study Of Schizophrenia in Both Men and Women - Full Text View

Purpose

The objective of this study is to evaluate the effectiveness of a marketed drug in the treatment of schizophrenia, as an add-on therapy to antipsychotics over a 12-week period. Subjects with schizophrenia who have been maintained on a stable dose of antipsychotics and who fulfill the screening entrance criteria will have an assessment 1-7 days after the first visit to confirm eligibility.

Condition	Intervention	Phase
Schizophrenia	Drug: lamotrigine	Phase III

MedlinePlus related topics:

Schizophrenia

Drug Information available for:

Lamotrigine

U.S. FDA Resources

Study Type:	Interventional
Study Design:	Treatment, Randomized, Double-Blind, Parallel Assignment, Safety/Efficacy Study

Official Title:	A Multi-Center, Double Blind, Placebo-Controlled, Randomized, Parallel Group Evaluation of the Efficacy of a Flexible Dose of Lamotrigine Versus Placebo As Add-On Therapy In Schizophrenia

Further study details as provided by GlaxoSmithKline:

Primary Outcome Measures:

Change from baseline in the total score of the 7 items of the Positive and Negative Symptom Scale (PANSS) positive symptom subscale for lamotrigine vs. placebo at Week 12. [ Time Frame: 12 Weeks ]

Secondary Outcome Measures:

Change from baseline in the PANSS total score at Week 12; Change from baseline in the Scale for the Assessment of Negative Symptoms (SANS) at Week 12; Change from baseline in the Clinical Global Impression-Severity of Illness (CGI-S) score at Week 12. [ Time Frame: 12 Weeks ]

Estimated Enrollment:	176
Study Start Date:	August 2003

Eligibility

Ages Eligible for Study:	18 Years to 65 Years
Genders Eligible for Study:	Both
Accepts Healthy Volunteers:	No

Criteria

Inclusion criteria:

If female, must not be pregnant, or must be incapable of conceiving or be taking steps to prevent conception.
Diagnosis of Schizophrenia
Patients must be taking clozapine monotherapy or other atypical antipsychotic at least 3 months prior to this study.

Exclusion criteria:

Patients who are currently taking or have taken antidepressant medication in the last month prior.
Patients who are or have been suicidal or homicidal in the last 6 months.
Patients with a history of autistic disorder or another pervasive developmental disorder
Patients whose condition is due to the direct physiological effects of a substance (e.g. a drug of abuse, a medication) or a general medical condition

Contacts and Locations

Please refer to this study by its ClinicalTrials.gov identifier: NCT00071747

Show 32 Study Locations

Sponsors and Collaborators

GlaxoSmithKline

Investigators


Study Director:	GSK Clinical Trials, MD	GlaxoSmithKline

More Information

Responsible Party:	GSK ( Study Director )
Study ID Numbers:	SCA30926
First Received:	October 30, 2003
Last Updated:	October 13, 2008
ClinicalTrials.gov Identifier:	NCT00071747
Health Authority:	United States: Food and Drug Administration

Keywords provided by GlaxoSmithKline:

lamotrigine

schizophrenia

Study placed in the following topic categories:

Schizophrenia

Mental Disorders

Lamotrigine

Psychotic Disorders

Schizophrenia and Disorders with Psychotic Features

Additional relevant MeSH terms:

Membrane Transport Modulators

Molecular Mechanisms of Pharmacological Action

Therapeutic Uses

Calcium Channel Blockers

Cardiovascular Agents

Central Nervous System Agents

Anticonvulsants

Pharmacologic Actions

ClinicalTrials.gov processed this record on November 30, 2008

Sponsored by:	GlaxoSmithKline
Information provided by:	GlaxoSmithKline
ClinicalTrials.gov Identifier:	NCT00071747