A Study to Evaluate Suppression of the Pituitary-Ovarian Axis With Three Different Oral Contraceptive Regimens
This is a randomized, open-label study to evaluate pituitary ovarian suppression in healthy,
reproductive-aged women using three different regimens of oral contraceptives (OCs). Two
extended regimen OCs, Seasonale (levonorgestrel/ethinyl estradiol 0.15/0.03 mg for 84 days
followed by 7 days of placebo), and Seasonique (levonorgestrel/ethinyl estradiol 0.15/0.03
mg for 84 days followed by 7 days of ethinyl estradiol 0.01 mg), and a 28-day regimen OC,
Portia (levonorgestrel/ethinyl estradiol 0.15/0.03 mg for 21 days followed by 7 days of
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