Xenon Pharmaceuticals Inc., a clinical-stage biopharmaceutical company, engages in developing therapeutics to treat patients with neurological disorders in Canada. Its clinical development pipeline includes XEN496, A Kv7 potassium channel opener that is Phase III clinical trials for the treatment of KCNQ2 developmental and epilepsy encephalopathy and XEN1101, A Kv7 potassium channel opener, which is in Phase II clinical trial for the treatment of epilepsy and other neurological disorders. The company's product candidates also comprise NBI-921352, a selective Nav1.6 sodium channel inhibitor that is in Phase II clinical trials for the treatment of SCN8A developmental and epileptic encephalopathy, and other potential indications, including adult focal epilepsy and XEN007, A central nervous system-acting calcium channel modulator, which is in Phase II clinical trials. It has a license and collaboration agreement with the Neurocrine Biosciences, Inc. to develop treatments for epilepsy and with Flexion Therapeutics, Inc. to develop PCRX301 (XEN402, a Nav1.7 inhibitor) for the treatment of post-operative pain. Xenon Pharmaceuticals Inc. was incorporated in 1996 and is headquartered in Burnaby, Canada.