| E.1 Medical condition or disease under investigation |
| E.1.1 | Medical condition(s) being investigated |
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| E.1.1.1 | Medical condition in easily understood language |
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| E.1.1.2 | Therapeutic area | Diseases [C] - Skin and Connective Tissue Diseases [C17] |
| MedDRA Classification |
| E.1.2 Medical condition or disease under investigation |
| E.1.2 | Version | 17.1 |
| E.1.2 | Level | LLT |
| E.1.2 | Classification code | 10000519 |
| E.1.2 | Term | Acne vulgaris |
| E.1.2 | System Organ Class | 100000004858 |
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| E.1.3 | Condition being studied is a rare disease | No |
| E.2 Objective of the trial |
| E.2.1 | Main objective of the trial |
The primary objectives of this study are
to demonstrate that the therapeutic efficacy of YAZ is superior to placebo in treating Chinese women with moderate acne vulgaris over 6 treatment cycles and
to evaluate the safety profile of YAZ in comparison to placebo in treating Chinese women with moderate acne vulgaris over 6 treatment cycles. |
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| E.2.2 | Secondary objectives of the trial |
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| E.2.3 | Trial contains a sub-study | No |
| E.3 | Principal inclusion criteria |
| Inclusion Criteria: - Women of age 14-45 years - >1 year post-menarche with moderate acne vulgaris who have no known contraindications to combined oral contraceptives - Otherwise healthy, except for the presence of moderate acne - Smokers up to a maximum age of 30 (inclusive) at inclusion |
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| E.4 | Principal exclusion criteria |
| Exclusion Criteria: - Pregnancy, lactation (less than three menstrual cycles since delivery, abortion, or lactation before start of treatment) - Obesity (Body Mass Index > 30 kg/m2) - Hypersensitivity to any ingredient of the study drug - Any disease or condition that may worsen under hormonal treatment |
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| E.5 End points |
| E.5.1 | Primary end point(s) |
| The primary efficacy variable is the percent change from baseline to Cycle 6 in total lesion count. |
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| E.5.1.1 | Timepoint(s) of evaluation of this end point |
| 6 cycles (1 cycle= 28 days) |
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| E.5.2 | Secondary end point(s) |
1. Percentage of patients classified as “0” or “1” on the 6-point Investigator Static Global Assessment scale
2. Percent change from baseline in inflammatory lesion counts, non-inflammatory lesion counts
3. Percent change from baseline in papules, pustules, nodules, open comedones, and closed comedones
4. Percentage of patients showing improvement on the Investigator’s Over¬all Improvement Rating and Subject’s Overall Self-Assessment Rating
5. Adverse events
6. Laboratory tests |
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| E.5.2.1 | Timepoint(s) of evaluation of this end point |
| 6 cycles/Whole study period |
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| E.6 and E.7 Scope of the trial |
| E.6 | Scope of the trial |
| E.6.1 | Diagnosis | No |
| E.6.2 | Prophylaxis | No |
| E.6.3 | Therapy | Yes |
| E.6.4 | Safety | Yes |
| E.6.5 | Efficacy | Yes |
| E.6.6 | Pharmacokinetic | No |
| E.6.7 | Pharmacodynamic | No |
| E.6.8 | Bioequivalence | No |
| E.6.9 | Dose response | No |
| E.6.10 | Pharmacogenetic | No |
| E.6.11 | Pharmacogenomic | No |
| E.6.12 | Pharmacoeconomic | No |
| E.6.13 | Others | No |
| E.7 | Trial type and phase |
| E.7.1 | Human pharmacology (Phase I) | No |
| E.7.1.1 | First administration to humans | No |
| E.7.1.2 | Bioequivalence study | No |
| E.7.1.3 | Other | No |
| E.7.1.3.1 | Other trial type description | |
| E.7.2 | Therapeutic exploratory (Phase II) | No |
| E.7.3 | Therapeutic confirmatory (Phase III) | Yes |
| E.7.4 | Therapeutic use (Phase IV) | No |
| E.8 Design of the trial |
| E.8.1 | Controlled | Yes |
| E.8.1.1 | Randomised | Yes |
| E.8.1.2 | Open | No |
| E.8.1.3 | Single blind | No |
| E.8.1.4 | Double blind | Yes |
| E.8.1.5 | Parallel group | Yes |
| E.8.1.6 | Cross over | No |
| E.8.1.7 | Other | No |
| E.8.2 | Comparator of controlled trial |
| E.8.2.1 | Other medicinal product(s) | No |
| E.8.2.2 | Placebo | Yes |
| E.8.2.3 | Other | No |
| E.8.2.4 | Number of treatment arms in the trial | 2 |
| E.8.3 |
Will this trial be conducted at a single site globally?
| No |
| E.8.4 | Will this trial be conducted at multiple sites globally? | Yes |
| E.8.6 Trial involving sites outside the EEA |
| E.8.6.2 | Trial being conducted completely outside of the EEA | Yes |
| E.8.6.3 | Specify the countries outside of the EEA in which trial sites are planned |
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| E.8.7 | Trial has a data monitoring committee | No |
| E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
|
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| E.8.9 Initial estimate of the duration of the trial |
| E.8.9.2 | In all countries concerned by the trial months | 9 |