EV/DNG (Qlaira, BAY86-5027)
DrugOral estradiol valerate and dienogest (2 days 3.0 mg estradiol valerate (EV), 5 days 2.0 mg EV + 2.0 mg dienogest (DNG), 17 days 2.0 mg EV + 3.0 mg DNG, 2 days 1.0 mg EV, 2 days placebo), one table oral daily for 13 treatment cycles (1 cycle = 28days)