Medication | Subjects n | FEV1 % pred | 12-month sustained quit rates | |
Active | Placebo | |||
Varenicline | 505 | 70 | 18.6 | 5.6 |
Bupropion SR | 404 | 72 | 10 | 8 |
NRT | 370 | 56 | 14 | 5 |
FEV1: forced expiratory volume in 1 s; % pred: % predicted; NRT: nicotine replacement therapy. Data from [20–22].