Attached files

file filename
EX-31.1 - EX-31.1 - ACHIEVE LIFE SCIENCES, INC.achv-ex311_8.htm
EX-32.2 - EX-32.2 - ACHIEVE LIFE SCIENCES, INC.achv-ex322_9.htm
EX-32.1 - EX-32.1 - ACHIEVE LIFE SCIENCES, INC.achv-ex321_6.htm
EX-31.2 - EX-31.2 - ACHIEVE LIFE SCIENCES, INC.achv-ex312_10.htm
EX-23.1 - EX-23.1 - ACHIEVE LIFE SCIENCES, INC.achv-ex231_11.htm
EX-10.27 - EX-10.27 - ACHIEVE LIFE SCIENCES, INC.achv-ex1027_925.htm
EX-4.12 - EX-4.12 - ACHIEVE LIFE SCIENCES, INC.achv-ex412_639.htm
10-K - 10-K - ACHIEVE LIFE SCIENCES, INC.achv-10k_20191231.htm

Exhibit 21.1

SUBSIDIARIES OF THE REGISTRANT

Achieve Life Sciences Technologies Inc., incorporated under the federal laws of Canada

Achieve Life Science Inc., a Delaware Corporation

Extab Corporation, a Delaware Corporation

Achieve Pharma UK Limited, a Limited Company in the United Kingdom