Microgynon Riociguat Drug Interaction Study in Healthy Postmenopausal Women
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ClinicalTrials.gov Identifier: NCT02159326 |
Recruitment Status :
Completed
First Posted : June 9, 2014
Last Update Posted : August 14, 2015
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Drug Interactions | Drug: Microgynon Drug: Riociguat (Adempas,BAY63-2521) | Phase 1 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 31 participants |
Allocation: | Randomized |
Intervention Model: | Crossover Assignment |
Masking: | None (Open Label) |
Official Title: | Microgynon Riociguat Drug Interaction Study to Investigate the Effect of Riociguat 2.5 mg 3 Times Daily Multiple-dose Treatment on the Plasma Concentrations of / Exposure to Levonorgestrel and Ethinyl Estradiol in Healthy Postmenopausal Women in a 2-fold Crossover Design |
Study Start Date : | June 2014 |
Actual Primary Completion Date : | March 2015 |
Actual Study Completion Date : | July 2015 |

Arm | Intervention/treatment |
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Experimental: Arm1
single oral tablet dose of Microgynon (0.03 mg EE and 0.15 mg LNG, fasted)
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Drug: Microgynon
single oral tablet dose of Microgynon (0.03 mg EE and 0.15 mg LNG, fasted) |
Experimental: Arm2
multiple oral tablet doses of 2.5 mg riociguat TID over 12 days and, on the seventh day of this treatment, a single oral tablet dose of Microgynon (0.03 mg EE and 0.15 mg LNG, fasted)
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Drug: Microgynon
single oral tablet dose of Microgynon (0.03 mg EE and 0.15 mg LNG, fasted) Drug: Riociguat (Adempas,BAY63-2521) multiple oral tablet doses of 2.5 mg riociguat TID over 12 days and, on the seventh day of this treatment |
- Area under the plasma concentration time curve (AUC) of Ethinylestradiol (EE) [ Time Frame: Up to 4 months ]Plasma concentrations Ethinyl estradiol (EE) and levonorgestrel (LNG)
- Area under the plasma concentration time curve (AUC) of Levonorgestrel (LNG) [ Time Frame: Up to 4 months ]
- Maximal concentration (Cmax) of Ethinylestradiol (EE) [ Time Frame: Up to 4 months ]
- Maximal concentration (Cmax) of Levonorgestrel (LNG) [ Time Frame: Up to 4 months ]
- Number of participants with adverse events as a measure of safety and tolerability [ Time Frame: Up to 4 months ]

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Ages Eligible for Study: | 52 Years to 65 Years (Adult, Older Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Healthy female subject
- Non-smokers of at least 3 month before screening
- Age: 52 to 65 years (inclusive) at the first screening examination
- Ethnicity: white
- Body mass index (BMI)>=20 and <=32 kg/m2
- Postmenopausal state, defined as
- Medical history, if applicable (natural menopause at least 12 months before the first study drug administration and hormone analyses in serum
- Age<60 years: follicle-stimulating hormone (FSH) >40 IU/L in plasma
- Age <60 years: estradiol (E2) <20 ng/L (<73 pmol/L) in plasma
Exclusion Criteria:
- History of coronary artery disease, Symptomatic postural hypotension, History of bronchial asthma, known hypersensitivity to the study, relevant diseases within 4 weeks before study drug administration,
- Presence or a history of venous or arterial thrombotic / thromboembolic events or cerebrovascular accident, a high risk for venous or arterial thrombosis,
- Use of systemic or topical medicines or substances which oppose the study objectives, smoking, use of sex hormones in any forms
- Clinically relevant findings in the ECG, systolic blood pressure below 110 or above 145 mmHg, heart rate below 50 or above 95 beats per minute
- Clinically relevant findings in the gynecological examination,
- Participation in another clinical study

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): NCT02159326
Germany | |
Mönchengladbach, Nordrhein-Westfalen, Germany, 41061 |
Study Director: | Bayer Study Director | Bayer |
Responsible Party: | Bayer |
ClinicalTrials.gov Identifier: | NCT02159326 |
Other Study ID Numbers: |
17309 2014-000829-20 ( EudraCT Number ) |
First Posted: | June 9, 2014 Key Record Dates |
Last Update Posted: | August 14, 2015 |
Last Verified: | August 2015 |
Ethinyl estradiol, levonorgestrel drug combination Ethinyl Estradiol-Norgestrel Combination Riociguat Enzyme Activators Molecular Mechanisms of Pharmacological Action Contraceptives, Oral, Combined Contraceptives, Oral |
Contraceptive Agents, Female Contraceptive Agents Reproductive Control Agents Physiological Effects of Drugs Contraceptives, Oral, Synthetic Contraceptives, Postcoital, Synthetic Contraceptives, Postcoital |