1. Study identification
EU PAS Register NumberEUPAS8412
Official titleDrug Utilization Study on Diane®-35 (and generics) in European healthcare databases
Study title acronym
Study typeObservational study
Brief description of the studyThe study objectives are to characterize new users of Cyproterone Acetate / Ethinylestradiol (CPA/EE) in 2011/2012 and in 2014 according to demographics, treatment characteristics, previous diagnosis of acne, hirsutism or other hyperandrogenic conditions, previous acne treatment and (concomitant) use of hormonal contraceptives identified in Healthcare Databases in the UK (THIN), the Netherlands (PHARMO) and Italy (HSD).
Was this study requested by a regulator?Yes: EMA
Is the study required by a Risk Management Plan (RMP)?
EU RMP category 1 (imposed as condition of marketing authorisation)
Regulatory procedure number (RMP Category 1 and 2 studies only)
Other study registration identification numbers and URLs as applicable
2. Research centres and Investigator details
Coordinating study entity
Department/Research group
Organisation/affiliationThe PHARMO Institute for Drug Outcomes Research
Details of (Primary) lead investigator
Title Dr
Last name Bayer HealthCare AG
First name CTP Team / Ref: "ENCePP"/ Bayer Pharma AG
Is this study being carried out with the collaboration of a research network?
Yes
- PHARMO: Database Network , Netherlands
Other centres where this study is being conducted
Multiple centres
In total how many centres are involved in this Study?3
Italy, HIS: The Health Search institute
Countries in which this study is being conducted
International study
Italy
Netherlands
Spain
3. Study timelines: initial administrative steps, progress reports and final report
PlannedActual
Date when funding contract was signed01/12/2014
Start date of data collection01/02/201501/05/2015
Start date of data analysis
Date of interim report, if expected
Date of final study report30/01/201631/03/2016
4. Sources of funding
Please provide estimates of the percentage of funding by source for this study
Names(s)Approximate % funding
Pharmaceutical companiesBayer100
Charities
Government body
Research councils
EU funding scheme
5. Contact details for enquiries
Scientific Enquiries
Title Dr
Last name Bayer HealthCare AG
First name CTP Team / Ref: "ENCePP"/ Bayer Pharma AG
Address line 1Müllerstraße 178
Address line 2
Address line 3
CityBerlin
Postcode13342
CountryGermany
Phone number (incl. country code)49-30300139005
Alternative phone number
Fax number (incl. country code)
Public Enquiries
Title Dr
Last name Bayer HealthCare AG
First name CTP Team / Ref: "ENCePP"/ Bayer Pharma AG
Address line 1Müllerstraße 178
Address line 2
Address line 3
CityBerlin
Postcode13342
CountryGermany
Phone number (incl. country code)49-30300139005
Alternative phone number
Fax number (incl. country code)
6. Study drug(s) information
Substance class (ATC Code)G03HB (Antiandrogens and estrogens)
7. Medical conditions to be studied
Medical condition(s)No
8. Population under study
Age
Adults (18 - 44 years)
Adults (45 - 64 years)
Sex
Female
9. Number of subjects
Estimated total number of subjects10000
10. Source of data
Is this study being carried out with an established data source?Yes
Data sources registered with ENCePP
Data sources not registered with ENCePP
HSD, Italy
Sources of data
Administrative database, e.g. claims database
Routine primary care electronic patient registry
Pharmacy dispensing records
11. Scope of the study
What is the scope of the study?
Drug utilisation study
Primary scope : Drug utilisation study
12. Main objective(s)
What is the main objective of the study?
Characterization of new users of Cyproterone Acetate / Ethinylestradiol CPA/EE in 2011/2012 and in 2014 according to demographics, treatment characteristics, previous diagnosis of acne, hirsutism or other hyperandrogenic conditions, previous acne treatment and (concomitant) use of hormonal contraceptives identified in Healthcare Databases in the UK (THIN), the NL (PHARMO) and Italy (HSD).
Are there primary outcomes?Yes
1. Proportion (%) of new users of Diane-35 (or generics) with a previous diagnosis of Acne
2. Proportion (%) of new users of Diane-35 (or generics) with a previous diagnosis of Hirsutism
3. Proportion (%) of new users of Diane-35 (or generics) with a previous diagnosis of other Hyperandrogenic Conditions (e.g. androgenic alopecia, seborrhea, polycystic ovary syndrome)
Are there secondary outcomes?Yes
1. Determination of previous acne treatments (prescription drugs only) of Diane-35 (or generics) users with a previous diagnosis of acne.
2. Proportion (%) of new Diane-35 (or generics) users, who have concomitant prescriptions of other combined oral contraceptives
13. Study design
What is the design of the study?
Cohort study
Drug utilisation study
14. Follow-up of patients
Will patients be followed up?Not applicable/no follow-up
15. Data analysis plan
Please provide a brief summary of the analysis method
Patient, treatment and diagnosis characteristics will be reported descriptively. Categorical data will be presented as counts (n) and proportions (%). Continuous data will be presented as means with standard deviation (SD) and as medians with inter quartile range (IQR) when appropriate. Results will be presented for the 2011/2012 users together and stratified by year of diagnosis.