English to Serbian Medical Medical (general)

Double-blinded randomization, blocked on gender and ethnicity (Caucasian/non-Caucasian), assigned participants to one of six treatment conditions administered according to FDA guidelines: (1) bupropion SR (150 mg bid for 9 weeks); (2) nicotine lozenge (2 or 4 mg for 12 weeks); (3) nicotine patch (21, 14, and 7 mg; titrated down over 8 weeks post-quit); (4) nicotine patch _ nicotine lozenge combination therapy; (5) bupropion SR _ nicotine lozenge combination therapy; or ( 6 ) placebo.