CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in this registration statement on Form S-8 relating to the 2018 Equity Incentive Plan of Achieve Life Sciences, Inc. (the Company) of our report dated March 16, 2023 relating to the consolidated financial statements of the Company, which appears in the Company’s Annual Report on Form 10-K for the year ended December 31, 2022.
/s/ PricewaterhouseCoopers LLP
Chartered Professional Accountants
March 16, 2023