A Randomized, Double-Blind, Placebo-Controlled, Multicenter, Phase 3 Study to Evaluate the Safety, Tolerability, and Efficacy of XEN1101 as Adjunctive Therapy in Primary Generalized Tonic-Clonic Seizures
Xenon Pharmaceuticals Inc.
Summary
This is a Phase 3, multicenter, randomized, double-blind, placebo-controlled study to evaluate the clinical efficacy, safety, and tolerability of XEN1101 administered as adjunctive treatment in primary generalized tonic-clonic seizures (PGTCS).
Description
This is a Phase 3, multicenter, randomized, double-blind, placebo-controlled study to evaluate the clinical efficacy, safety, and tolerability of XEN1101 administered as adjunctive treatment in subjects diagnosed with generalized epilepsy and experiencing probable or possible PGTCS (with or without other subtypes of generalized seizures), and taking 1 to 3 anti-seizure medications (ASMs). Eligible subjects will be randomly assigned 1:1 to XEN1101 or placebo: subjects aged ≥ 18 years will receive XEN1101 25 mg or placebo, and subjects aged ≥12 years and \<18 years will receive either XEN1101 15…
Eligibility
- Age range
- 12+ years
- Sex
- All
- Healthy volunteers
- No
Inclusion Criteria: 1. Subject is properly informed of the nature and risks of the study and gives informed consent in writing prior to entering the study (for adult subjects) and for adolescent subjects parent/legal guardian and subject gives informed consent or assent in writing prior to entering the study. 2. Subject is ≥12 years of age with a BMI ≤40 kg/m2 at Visit 1. 3. Subject must have had adequate trials of at least 2 ASMs, which were given (and tolerated) at adequate therapeutic doses, without achieving sustained seizure freedom. 4. Subject has probable or possible PGTCS (with or wit…
Interventions
- DrugXEN1101
XEN1101 capsules
- DrugPlacebo
Placebo capsules
Locations (138)
- University of Alabama - Strada Patient Care Center, NeurologyMobile, Alabama
- XenosciencePhoenix, Arizona
- University of Arizona - Health Science CenterTucson, Arizona
- University of Arkansas for Medical SciencesLittle Rock, Arkansas
- Brain Science Research InstituteLos Angeles, California
- University of California, Irvine - Health Neurology ServicesOrange, California