The primary objective was to evaluate the adequacy of ovulation suppression, cycle control, and safety of three transdermal contraceptive delivery systems (TCDSs) containing 2 different doses of levonorgestrel (LNG) and 3 different doses of ethinyl estradiol (EE) during 3 consecutive cycles of administration of each treatment.
Evaluate the adequacy of ovulation suppression, cycle control, and safety of three transdermal contraceptive delivery systems (TCDSs).