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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT01384331
Registration number
NCT01384331
Ethics application status
Date submitted
27/06/2011
Date registered
29/06/2011
Date last updated
29/06/2011
Titles & IDs
Public title
New Treatments for Troublesome Bleeding in Implanon Users
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Scientific title
Phase 4 Study Comparison of Two Combined Oral Contraceptive Regimens and an Intravaginal Hormonal Ring Against Placebo for Management of Bleeding Problems in Women Using Implanon, the Sub-dermal Contraceptive Implant
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Secondary ID [1]
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ACTRN12611000617965
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Secondary ID [2]
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R2011-01
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Menstrual Problem
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Condition category
Condition code
Reproductive Health and Childbirth
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Menstruation and menopause
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Drugs - Marvelon
Active comparator: Group 1 Marvelon ,placebo - 7 days daily intake of oral capsule containing "Marvelon" ethinyl oestradiol 30micrograms plus desogestrel 150 micrograms followed by 14 days oral placebo capsules containing starch for 21 day treatment Cycle
Active comparator: Marvelon - * 21 days daily intake of oral capsules containing ethinyl oestradiol 30micrograms plus desogestrel 150 micrograms
* for one cycle of 21 days
Active comparator: NuvaRing - 21 days NuvaRing contraceptive vaginal ring releasing ethinyl oestradiol 15micrograms plus etonorgestrel 120 micrograms dailyleft in situ for 21 days Treatment will be for 21 days
Placebo comparator: Starch capsule - 21 days daily oral placebo capsules Treatment will be for one 21 day cycle
Treatment: Drugs: Marvelon
7 days daily intake of oral capsule containing containing ethinyl oestradiol 30micrograms plus desogestrel 150 micrograms followed by 14 days oral placebo capsules
* 21 days daily intake of oral capsules containing ethinyl oestradiol 30micrograms plus desogestrel 150 micrograms
* 21 days NuvaRing contraceptive vaginal ring releasing ethinyl oestradiol 15micrograms plus etonorgestrel 120 micrograms dailyleft in situ for 21 days
* 21 days daily oral placebo capsules Treatment will be for one cycle of 21 days
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Intervention code [1]
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Treatment: Drugs
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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The number of days to stop bleeding after initiation of each treatment group and placebo
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Assessment method [1]
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The number of days to stop bleeding after initiation of each treatment group and placebo determined from menstrual diaries completed by subjects
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Timepoint [1]
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Within 3 weeks of starting therapy
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Secondary outcome [1]
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The mean total number of bleeding and spotting days during the 90 day "treatment" reference period
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Assessment method [1]
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The mean total number of bleeding and spotting days during the 90 day "treatment" reference period compared with the pre-treatment reference period (calculated as percentage reduction) for each group and a comparison between treatment groups and placebo and compared to the other treatment groups determined from menstrual diaries kept for 90 days prior to starting treatment and for 90 days from initiation of treatment.
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Timepoint [1]
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Six months after entering study
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Eligibility
Key inclusion criteria
* Healthy women aged 18-45 using the subdermal progestogen-only contraceptive implant and experiencing frequent or prolonged vaginal bleeding Willing to keep a menstrual diary for 6 months
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Minimum age
18
Years
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Maximum age
45
Years
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Sex
Females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
Women who have currently or previously had
* Heart attack or stroke
* Blood clot in a vein
* High blood pressure
* Severe liver or kidney disease
* Blood pressure > 135 mm systolic or >85 mm diastolic
* Migraine with aura
* Breast cancer or any genital cancer
* Severe chronic liver or kidney disease
* Women with known sensitivity to ethinyl oestradiol, progestogens
* Women taking phenytoin, carbamazepine or phenobarbitol
* Women who are pregnant
* Women who are lactating
* Women who are unwilling to keep a daily menstrual diary or otherwise unwilling to follow the study criteria
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
The people receiving the treatment/s
The people assessing the outcomes
The people analysing the results/data
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Intervention assignment
Parallel
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Other design features
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Phase
Phase 4
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
UNKNOWN
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/07/2011
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
1/04/2013
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Actual
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Sample size
Target
200
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Accrual to date
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Final
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Recruitment in Australia
Recruitment state(s)
NSW
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Recruitment hospital [1]
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Sydney centre for Reproductive Health Research, FPNSW - Sydney
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Recruitment postcode(s) [1]
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2131 - Sydney
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Funding & Sponsors
Primary sponsor type
Government body
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Name
Family Planning Association New South Wales
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Address
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Country
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Other collaborator category [1]
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Commercial sector/industry
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Name [1]
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Merck Sharp & Dohme LLC
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Address [1]
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Country [1]
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Ethics approval
Ethics application status
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Summary
Brief summary
Most Implanon users experience a reduction in the frequency and volume of menstrual bleeding, but a substantial minority experience unpredictable and frequent and/or prolonged episodes of bleeding. This is a double blind, placebo controlled, randomised study with an additional randomised non-blinded arm. Two hundred women between the ages of 18-45 years, who are Implanon users with prolonged or frequent breakthrough bleeding (WHO definition) will be recruited and randomised into 4 equal-sized treatment groups of 50 women assigned to Marvelon 7 days or 21 days, NuvaRing 21 days or placebo. Recruited subjects will maintain a daily menstrual diary chart for a minimum of 90 days prior to randomisation, and will be enrolled into the treatment phase provided that they have met one of the World Health Organization criteria for prolonged or frequent bleeding Following the initial 90 day record, eligible women will begin designated treatment on day 1 of the next episode of bleeding or spotting. Analysis of the subsequent menstrual pattern will begin from day 1 of that bleeding/spotting episode and will continue through 90 days.
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Trial website
https://clinicaltrials.gov/study/NCT01384331
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Trial related presentations / publications
Weisberg E, Hickey M, Palmer D, O'Connor V, Salamonsen LA, Findlay JK, Fraser IS. A randomized controlled trial of treatment options for troublesome uterine bleeding in Implanon users. Hum Reprod. 2009 Aug;24(8):1852-61. doi: 10.1093/humrep/dep081. Epub 2009 Apr 15.
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Public notes
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Contacts
Principal investigator
Name
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Edith Weisberg, MB BS MM
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Address
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Family Planning NSW
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Edith Weisberg, MB BS MM FRANZCOG
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Address
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Country
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Phone
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+61 2 8752 4342
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Fax
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Email
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[email protected]
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Contact person for scientific queries
No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT01384331
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