Attached files

file filename
EX-32.2 - EX-32.2 - ACHIEVE LIFE SCIENCES, INC.achv-ex322_7.htm
EX-32.1 - EX-32.1 - ACHIEVE LIFE SCIENCES, INC.achv-ex321_10.htm
EX-31.2 - EX-31.2 - ACHIEVE LIFE SCIENCES, INC.achv-ex312_11.htm
EX-31.1 - EX-31.1 - ACHIEVE LIFE SCIENCES, INC.achv-ex311_8.htm
EX-23.1 - EX-23.1 - ACHIEVE LIFE SCIENCES, INC.achv-ex231_9.htm
EX-10.20 - EX-10.20 - ACHIEVE LIFE SCIENCES, INC.achv-ex1020_542.htm
EX-10.7C - EX-10.7C - ACHIEVE LIFE SCIENCES, INC.achv-ex107c_793.htm
EX-10.7B - EX-10.7B - ACHIEVE LIFE SCIENCES, INC.achv-ex107b_794.htm
10-K - 10-K - ACHIEVE LIFE SCIENCES, INC.achv-10k_20171231.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