Xenon Pharmaceuticals to Host Conference Call and Webcast Today at 9:00 a.m. Eastern Timeto Discuss TV-45070 Phase 2b Study in Osteoarthritis Pain

July 01, 2015 – Xenon Pharmaceuticals Inc.

BURNABY, British Columbia – July 1, 2015 — Xenon Pharmaceuticals Inc. (Nasdaq: XENE), a clinical-stage biopharmaceutical company, announced that it will host a conference call and live audio webcast at 9:00 a.m. Eastern Time (6:00 a.m. Pacific Time) today to discuss the TV-45070 Phase 2b study in osteoarthritis pain announced today.
The live call may be accessed by dialing (855) 779-9075 for domestic callers or (631) 485-4866 for international callers, and providing conference ID number 78035986. The webcast will be broadcast live on the investors section of Xenon’s website at www.xenon-pharma.com and will be available for replay following the call for 30 days.

About Xenon Pharmaceuticals Inc.
Xenon is a clinical-stage biopharmaceutical company discovering and developing a pipeline of differentiated therapeutics for orphan indications that it intends to commercialize on its own and for larger market indications that the company intends to partner with global pharmaceutical companies. Xenon has built a core enabling discovery platform, referred to as Extreme Genetics®, for the discovery of validated drug targets by studying rare human diseases with extreme traits, including diseases caused by mutations in ion channels, known as channelopathies. Xenon’s Extreme Genetics® platform has yielded the first approved gene therapy product in the European Union and a broad development pipeline and multiple pharmaceutical partnerships, including with Teva and Genentech. For more information, please visit www.xenon-pharma.com.

Ian Mortimer
Chief Financial Officer and Chief Operating Officer
Xenon Pharmaceuticals Inc.
Phone: 604.484.3300
Email: investors@xenon-pharma.com