Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in this Registration Statement on FormS-3 of our report dated March 12, 2018, relating to the consolidated financial statements of Aquinox Pharmaceuticals, Inc. appearing in the Annual Report on Form10-K of Aquinox Pharmaceuticals, Inc. for the year ended December 31, 2017, and to the reference to us under the heading “Experts” in the Prospectus, which is part of this Registration Statement.
/s/Deloitte LLP
Chartered Professional Accountants
March 12, 2018
Vancouver, Canada
