Not medical advice. This website is not medical advice, a diagnosis, a match to a trial, or a recommendation to join a study. Listings are plain-English rewrites of public ClinicalTrials.gov records. Whether a site is still enrolling, and whether you qualify, can only be confirmed by the study team and your clinician. Source registry: ClinicalTrials.gov. Editorial rules: methodology.
RecruitingPhase 3interventionalRules rewrite

Phase 3: testing XEN1101 for Focal Onset Seizures

The X-TOLE3 Phase 3 clinical trial is a randomly assigned, neither you nor the study doctors know who gets the real treatment, compared with a dummy treatment study that will measure the clinical how well it works, whether it is safe and how hard side effects are to live with of XEN1101 administered as added on top of your current treatment therapy in focal-onset seizures.

Official registry: https://clinicaltrials.gov/study/NCT05716100 · Xenon Pharmaceuticals Inc. · enrollment listed as 360

What this phase means

Phase 3: this treatment already looked useful in smaller studies. Now it is tested in a large group, often against standard care or a dummy treatment, to see if it should be approved.

Phase labels are FDA/ICH categories applied to the registry Phase field. They are not a finding that this study succeeded.

What the registry says happens

If you join, the listed intervention(s) are XEN1101, or Placebo. The registry lists allocation as randomized. The X-TOLE3 Phase 3 clinical trial is a randomly assigned, neither you nor the study doctors know who gets the real treatment, compared with a dummy treatment study that will measure the clinical how well it works, whether it is safe and how hard side effects are to live with of XEN1101 administered as added on top of your current treatment therapy in focal-onset seizures.

They plan to enroll about 360 people at 103 sites. Taking part typically means taking a study drug (or dummy pill) plus check-ins.

Official title (unrewritten)

A Randomized, Double-blind, Placebo-Controlled, Multicenter Phase 3 Study to Evaluate the Safety, Tolerability, and Efficacy of XEN1101 as Adjunctive Therapy in Focal-Onset Seizures

Interventions: XEN1101, Placebo

Primary outcome (registry wording): Median percent change (MPC) in focal seizure frequency from baseline to DBP for XEN1101 versus placebo.

Who it is for (from inclusion criteria)

  • Ages 18 Years to any
  • Treatment with a stable dose of 1 to 3 allowable current ASMs for at least one month prior to screening, during baseline, and throughout the duration of the DBP
  • Able to keep accurate seizure diaries

Public study contact (from the registry)

Xenon Medical Affairs

1-604-484-3300

XenonCares@xenon-pharma.com

Published on ClinicalTrials.gov. Contact them as a possible participant. They decide eligibility.

Sites listed on ClinicalTrials.gov

103 listed

+ 84 sites outside the US on the same record

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FAQ about this NCT record

Is NCT05716100 still recruiting?

The sponsor posted status “Recruiting” on ClinicalTrials.gov at last ingest. Sites can pause independently. Confirm with the official record and the listed contact.

What phase is NCT05716100?

Phase 3. Phase labels are FDA/ICH categories applied to the registry Phase field. They are not a finding that this study succeeded.

Can PlainTrials tell me if I qualify for NCT05716100?

No. The inclusion and exclusion lists on this page are readable extracts of the public eligibility block. Only the study team can screen you.

How to read a ClinicalTrials.gov record · Questions to ask the coordinator · Glossary