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Active, not recruiting Phase 2 Interventional Results available

A Study to Evaluate XEN1101 as Adjunctive Therapy in Focal Epilepsy

ClinicalTrials.gov ID: NCT03796962

Public ClinicalTrials.gov record NCT03796962. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 27, 2026, 2:28 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double-blind, Placebo-controlled, Multicenter Study to Evaluate the Safety, Tolerability and Efficacy of XEN1101 as Adjunctive Therapy in Focal-onset Epilepsy, With an Open-label Extension

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The XEN1101 Phase 2 clinical trial is a randomized, double-blind, placebo-controlled study that will evaluate the clinical efficacy, safety and tolerability of increasing doses of XEN1101 administered as adjunctive treatment in adult patients diagnosed with focal epilepsy, followed by an optional open-label extension (OLE).

Study identification

NCT ID
NCT03796962
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 2
Lead sponsor
Xenon Pharmaceuticals Inc.
Industry
Enrollment
325 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 75 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 30, 2019 (Actual)
Primary completion
Sep 2, 2021 (Actual)
Completion
Oct 2028 (Estimated)
Last update posted
Sep 24, 2024

2019 – 2028

United States locations

U.S. sites
54
U.S. states
27
U.S. cities
49
Facility City State ZIP Site status
University of Alabama at Birmingham Birmingham Alabama 35294 —
Strada Patient Care Center Mobile Alabama 36604 —
Xenoscience, Inc. Phoenix Arizona 85004 —
Clinical Trials, Inc. Little Rock Arkansas 72205 —
Altman Clinical Translational Research Institute (ACTRI) La Jolla California 92037 —
California Pacific Medical Center (CPMC) - Sutter Pacific Epilepsy Program San Francisco California 94109 —
University of Colorado Hospital Anschutz Outpatient Pavilion Aurora Colorado 80045 —
University of Florida Jacksonville Jacksonville Florida 32209 —
Mayo Clinic Florida Jacksonville Florida 32224 —
Visionary Investigators Network Miami Florida 33133 —
Don Clinical Research Center Miami Florida 33136 —
The Neurology Research Group, LLC. Miami Florida 33176 —
Research Institute of Orlando, LLC Orlando Florida 32806 —
Medsol Clinical Research Center Port Charlotte Florida 33952 —
Tallahassee Neurological Clinic Tallahassee Florida 32308 —
University of South Florida Tampa Florida 33606 —
Georgia Neurology and Sleep Medicine Associate Suwanee Georgia 30024 —
Hawaii Pacific Neuroscience Honolulu Hawaii 96817 —
Consultants in Epilepsy and Neurology, PLLC Boise Idaho 83702 —
Northwestern Medical Group, Department of Neurology Chicago Illinois 60611 —
University of Kansas Medical Center Kansas City Kansas 66160 —
Bluegrass Epilepsy Research Lexington Kentucky 40504 —
Maine Medical Partners Neurology Scarborough Maine 04074 —
Mid-Atlantic Epilepsy and Sleep Center Bethesda Maryland 20817 —
Boston Neuro Research Center South Dartmouth Massachusetts 02747 —
Minneapolis Clinic of Neurology, Ltd. Golden Valley Minnesota 55422 —
Minnesota Epilepsy Group, P. A. Saint Paul Minnesota 55102 —
Northeast Regional Epilepsy Group Hackensack New Jersey 07601 —
Institute of Neurology and Neurosurgery at Saint Barnabas Livingston New Jersey 07039 —
Northeast Regional Epilepsy Group Morristown New Jersey 07960 —
Dent Neurosciences Research Center Amherst New York 14226 —
NYU Langone Medical Center/NYU School of Medicine New York New York 10016 —
Northwell Health - Lenox Hill New York New York 10075 —
SUNY Upstate Medical University Institute for Human Performance Syracuse New York 13210 —
Five Towns Neuroscience Research Woodmere New York 11598 —
Asheville Neurology Specialists, PA Asheville North Carolina 28806 —
UC Gardner Neuroscience Institute Cincinnati Ohio 45219 —
Miami Valley Hospital Dayton Ohio 45409 —
University of Toledo Medical Center Toledo Ohio 43606 —
Providence Neurological Specialties East Portland Oregon 97213 —
Hospital of the University of Pennsylvania Philadelphia Pennsylvania 19104 —
Thomas Jefferson University Comprehensive Epilepsy Center Philadelphia Pennsylvania 19107 —
Allegheny Neurological Associates Pittsburgh Pennsylvania 15212 —
Vanderbilt Epilepsy Clinic Nashville Tennessee 37232 —
Austin Epilepsy Care Center Austin Texas 78758 —
James W. Aston Ambulatory Care Center Dallas Texas 75390 —
The University of Texas Health Science Center at San Antonio San Antonio Texas 78229-3900 —
University of Utah Health Clinical Neurosciences Center Salt Lake City Utah 84132 —
University of Virginia Charlottesville Virginia 22903 —
Virginia Commonwealth University Richmond Virginia 23219 —
Carilion Neurology Clinic Roanoke Virginia 24016 —
Winchester Neurological Consultants Winchester Virginia 22601 —
UW Medicine Valle Medical Center Renton Washington 98055 —
University of Washington School of Medicine, Regional Epilepsy Center at Harborview Medical Center Seattle Washington 98104 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 41 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03796962, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Sep 24, 2024 · Synced Oct 27, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT03796962 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →