NCT00896987

Brief Summary

The purpose of this study is to compare the effect of anti-epileptic drugs' (AEDs) long-term treatment on cognitive function. This study is an open-label, randomized, multicenter comparative trial of lamotrigine versus carbamazepine. The planned enrollment is 100 patients.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
121

participants targeted

Target at P50-P75 for phase_4

Timeline
Completed

Started May 2006

Typical duration for phase_4

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, 2006

Completed
2.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2008

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2008

Completed
5 months until next milestone

First Submitted

Initial submission to the registry

May 11, 2009

Completed
1 day until next milestone

First Posted

Study publicly available on registry

May 12, 2009

Completed
Last Updated

May 12, 2009

Status Verified

May 1, 2009

Enrollment Period

2.6 years

First QC Date

May 11, 2009

Last Update Submit

May 11, 2009

Conditions

Keywords

Epilepsylamotriginecognitive function

Outcome Measures

Primary Outcomes (1)

  • To define the superiority of Lamictal in cognitive function comparing to carbamazepine in newly diagnosed adult partial epilepsy patients

    48 weeks

Secondary Outcomes (1)

  • Seizure outcome and tolerability

    48 weeks

Study Arms (2)

1

EXPERIMENTAL

lamotrigine

Drug: lamotrigine (Lamictal)

2

ACTIVE COMPARATOR

carbamazepine

Drug: Carbamazepine (Tegretol)

Interventions

lamotrigine: titration for 8 weeks (25 mg\~200 mg per 2 weeks) and maintenance for 40 weeks (200 mg)

Also known as: lamictal
1

Carbamazepine: titration for 8 weeks (100 mg\~600 mg) and maintenance for 40 weeks (600 mg)

Also known as: Tegretol
2

Eligibility Criteria

Age16 Years - 60 Years
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • Age : 16\~60
  • Seizure type was defined by MRI etc.
  • Had more than 2 unprovoked seizures or 1 seizure with clear evidence for epilepsy (ex. positive in EEG or brain imaging)
  • Need AED therapy and no AED medication for previous 1 year (exclude emergency medication for less than 2 weeks, baseline 4 weeks before)
  • Is not pregnant by pregnancy test and is using contraceptive method
  • Can report seizure diary by him/herself or his/her sick nurse
  • Agreed to trial by written consent

You may not qualify if:

  • Follow-up loss
  • Canceled agreement
  • Added other medication due to aggravated disease in 24 weeks
  • Diagnosed as IGE
  • Has progressive CNS disease by MRI or EEG
  • Has serious systemic or psychological disease
  • Under IQ 70
  • Baseline lad data abnormality: Creatinine 2.0mg/dl or GOT/GPT 2 times higher than normal
  • Abuse experience on alcohol or drugs
  • Has experience on serious adverse event of any drug
  • Previous experience on lamotrigine or carbamazepine
  • Not suitable patients by investigator (uncooperative)
  • Other reason which may interrupt the trial

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Asan Medical Center

Seoul, South Korea

Location

MeSH Terms

Conditions

Epilepsy

Interventions

LamotrigineCarbamazepine

Condition Hierarchy (Ancestors)

Brain DiseasesCentral Nervous System DiseasesNervous System Diseases

Intervention Hierarchy (Ancestors)

TriazinesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsDibenzazepinesHeterocyclic Compounds, 3-RingHeterocyclic Compounds, Fused-Ring

Study Officials

  • Sang-Ahm Lee, Professor

    Asan Medical Center

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER

Study Record Dates

First Submitted

May 11, 2009

First Posted

May 12, 2009

Study Start

May 1, 2006

Primary Completion

December 1, 2008

Study Completion

December 1, 2008

Last Updated

May 12, 2009

Record last verified: 2009-05

Locations