A Clinical Study on Yasmin® vs. Marvelon® in Chinese Women Requiring Contraception
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ClinicalTrials.gov Identifier: NCT00185419 |
Recruitment Status :
Completed
First Posted : September 16, 2005
Last Update Posted : January 14, 2009
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Contraception | Drug: Yasmin Drug: Marvelon | Phase 3 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 842 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Prevention |
Official Title: | An Open-Label, Randomised, Parallel-Group Comparison to Investigate the Efficacy of Yasmin® (30 µg Ethinylestradiol, 3mg Drospirenone) and Marvelon® (30 µg Ethinylestradiol, 150 µg Desogestrel) on Cycle Control in Healthy Chinese Women Over 13 Cycles |
Study Start Date : | November 2003 |
Actual Primary Completion Date : | March 2006 |
Actual Study Completion Date : | March 2006 |

Arm | Intervention/treatment |
---|---|
Active Comparator: Arm 1 |
Drug: Yasmin
30 µg ethinylestradiol, 3mg drospirenone |
Active Comparator: Arm 2 |
Drug: Marvelon
30 µg ethinylestradiol, 150 µg desogestrel |
- The primary efficacy variable is the comparison of cycle control from randomisation to cycle 13. This will be based on the number of subjects reporting at least 1 unexpected intracyclic bleeding episode between cycles 2 to 13. [ Time Frame: 13 treatment cycles (1 cycle= 28 days) ]
- Weight changes [ Time Frame: 13 treatment cycles ]
- Contraceptive reliability [ Time Frame: 13 treatment cycles ]
- Effects on skin condition [ Time Frame: 13 treatment cycles ]
- Changes in MDQ subscale scores [ Time Frame: 13 treatment cycles ]
- Adverse Events [ Time Frame: the whole study period ]

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Ages Eligible for Study: | 20 Years to 35 Years (Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Healthy Chinese female requesting contraceptives
Exclusion Criteria:
- Vascular, metabolic, hepatic, renal, oncologic and other diseases

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00185419
China | |
ask Contact, China |
Study Director: | Bayer Study Director | Bayer |
Responsible Party: | Therapeutic Area Head, Bayer Schering Pharma AG |
ClinicalTrials.gov Identifier: | NCT00185419 |
Other Study ID Numbers: |
91330 308062 |
First Posted: | September 16, 2005 Key Record Dates |
Last Update Posted: | January 14, 2009 |
Last Verified: | January 2009 |
Desogestrel Reproductive Control Agents Physiological Effects of Drugs Contraceptives, Oral, Hormonal Contraceptives, Oral Contraceptive Agents, Female |
Contraceptive Agents Contraceptive Agents, Hormonal Contraceptives, Oral, Synthetic Progestins Hormones Hormones, Hormone Substitutes, and Hormone Antagonists |