Ovulation inhibition of two 4-phasic oral contraceptive regimens
The aim of the study is to investigate the ovulation inhibition of two 4-phasic oral contraceptive regimens.
- Healthy women willing to use non-hormonal methods of contraception
- Women with any contraindication for oral contraceptive use, for example but not limited to: presence or history of venous or arterial thrombotic / thrombembolic events, hypertension, presence or history of severe hepatic disease
Multicenter, open-label, randomized, comparative study to evaluate ovulation inhibition with two 4-phasic oral contraceptive regimens containing estradiol valerate and dienogest applied daily for three cycles to 200 healthy female volunteer