Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT00264615 · ClinicalTrials.gov registry record · Phase 3

Patients With Epilepsy Taking LAMICTAL Immediate-Release Who Switch To Extended-Release Formulation And Vice Versa

A Phase 3 study, sponsored by GlaxoSmithKline.

Completed
Registry status
Phase 3
Development phase
45
Enrollment target

NCT00264615: Completed Phase 3 study, sponsored by GlaxoSmithKline.

NCT00264615 is a Phase 3 study that has completed, run by GlaxoSmithKline. The registered enrollment target is 45 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (94% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT00264615, a Phase 3 study, has completed, sponsored by GlaxoSmithKline.

COMPLETED
Registry status
Phase 3
Development phase
45 participants
Enrollment target

Study Summary

Pharmacokinetic (PK) study to characterize changes in serum concentrations in epilepsy patients when switching from LAMICTAL immediate-release to extended-release and vice versa.

Interventions

  • DRUG lamotrigine extended-release

Trial Details

FieldValue
Enrollment Target 45 participants
Start Date 2005-10
Est. Completion 2006-06
Phase Phase 3
GlaxoSmithKline

1,345 total trials

What the finished NCT00264615 record still lists

NCT00264615 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 45 participants, a relatively small participant target, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (94% lower).

The record links to 0 conditions, and to 1 intervention - of which lamotrigine extended-release is the first listed.

NCT00264615 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00264615 about?

NCT00264615 is a clinical study titled "Patients With Epilepsy Taking LAMICTAL Immediate-Release Who Switch To Extended-Release Formulation And Vice Versa". Pharmacokinetic (PK) study to characterize changes in serum concentrations in epilepsy patients when switching from LAMICTAL immediate-release to extended-release and vice versa.

What is the current status of trial NCT00264615?

This trial is currently completed. It is a Phase 3 study. The enrollment target is 45 participants. The study started on 2005-10. Estimated completion is 2006-06.

What interventions are being tested in trial NCT00264615?

The interventions under investigation include: lamotrigine extended-release (DRUG).

Who is sponsoring clinical trial NCT00264615?

This trial is sponsored by GlaxoSmithKline, which has 1,345 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00264615's enrollment target sits among peer trials

45 1870th of 2000 higher than 127 of 2,000 other Phase 3 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 3 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT00804154 · 45 participants · Phase 1

    Resiniferatoxin to Treat Severe Pain Associated With Advanced Cancer

  • NCT01851694 · 45 participants · NA

    Beta-cell Response to Incretin Hormones in Cystic Fibrosis

  • NCT02896335 · 45 participants · Phase 2

    Palbociclib and Pembrolizumab In Central Nervous System Metastases

  • NCT03454035 · 45 participants · Phase 1

    Ulixertinib/Palbociclib in Patients With Advanced Pancreatic and Other Solid Tumors

Similar registry start date

  • NCT05988463 · started 2027-01-01 · Phase 1

    Dose-Escalation Study of Artesunate Patients With IPF

  • NCT07219706 · started 2026-12-10 · NA

    Dietary Fiber and Time Restricted Eating

  • NCT02831335 · started 2026-12-01

    Technical Development of Multi-Parametric Renocerebral MRI

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

Source: ClinicalTrials.gov NCT00264615, the US trial registry maintained by the National Library of Medicine. NCT00264615 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.