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A Multicenter, Open-label, Single-arm Study to Investigate the Efficacy and Safety of the Oral Contraceptive YAZ (20 μg Ethinylestradiol, 3 mg Drospirenone) for 13 Cycles in 670 Healthy Chinese Female Volunteers.
The purpose of this study is to evaluate the effectiveness in terms of prevention of pregnancy and safety of the oral contraceptive YAZ in healthy Chinese women.
Details
| Lead sponsor | Bayer |
|---|---|
| Phase | Phase 3 |
| Status | COMPLETED |
| Enrolment | 675 |
| Start date | 2008-12 |
| Completion | 2011-01 |
Conditions
- Contraception
Interventions
- YAZ (SH T00186, BAY86-5300)
Primary outcomes
- The primary efficacy variable is the number of unintended pregnancies as measured by the Pearl Index (PI) during 13 cycles of treatment. — 13 cycles (1 cycle= 28 days)
Countries
China, Hong Kong