Xenon Presents Azetukalner Phase 3 X-TOLE2 Study Results and 48-Month Long-term Data in Focal Onset Seizures at 2026 AAN Annual Meeting

Azetukalner data show significant reductions in seizure frequency across weekly, monthly and multi-year time points X-TOLE2 data featured in Late-breaking Science session show 53.2% reduction in monthly seizure frequency in 25 mg group vs. 10.4% for placebo and increasing rates of 100% seizure