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

· Financial Post

VANCOUVER, British Columbia and BOSTON, MA, April 19, 2026 (GLOBE NEWSWIRE) -- Xenon Pharmaceuticals Inc. (Nasdaq: XENE), a neuroscience-focused biopharmaceutical company dedicated to drug discovery, clinical development and commercialization of life-changing therapeutics for patients in need, today presented positive data from the Phase 3 X-TOLE2 study highlighting the efficacy and safety of azetukalner in focal onset seizures (FOS) at the American Academy of Neurology (AAN) Annual Meeting, taking place April 18-22, 2026 in Chicago, Illinois. Xenon is also presenting data at the AAN meeting that reinforce the significant opportunity for azetukalner in epilepsy, including 48-month data from the ongoing X-TOLE open-label extension (OLE) study, as well as real-world data reinforcing the potential value that no-titration options like azetukalner would bring to epilepsy management. Azetukalner (AZK) is a novel, potent, KV7 potassium channel opener currently in clinical development for epilepsy and depression. Read More

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