Xenon Pharmaceuticals ((XENE)) announced an update on their ongoing clinical study.
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Study Overview: Xenon Pharmaceuticals is conducting a Phase 3 clinical trial titled ‘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.’ The study aims to assess the safety and effectiveness of XEN1101 as an additional treatment for patients with focal-onset seizures, a significant area of unmet medical need.
Intervention/Treatment: The study tests XEN1101, an experimental drug administered in two dosages (25 mg/day and 15 mg/day), against a placebo. The goal is to determine its efficacy in reducing seizure frequency when used alongside existing treatments.
Study Design: This is a randomized, double-blind, placebo-controlled trial with a parallel intervention model. Both participants and investigators are blinded to the treatment allocation, ensuring unbiased results. The primary purpose is to evaluate treatment efficacy.
Study Timeline: The study began on January 26, 2023, and is currently recruiting participants. The primary completion and estimated completion dates are not specified, but the last update was submitted on October 15, 2025, indicating ongoing progress.
Market Implications: Positive results from this study could bolster Xenon Pharmaceuticals’ stock performance by demonstrating the potential of XEN1101 in treating focal-onset seizures. This could enhance investor confidence, especially as the company competes in a market with significant demand for effective seizure treatments. The involvement of Worldwide Clinical Trials as a collaborator may also add credibility to the study’s findings.
The study is ongoing, with further details available on the ClinicalTrials portal.