Dehydroepiandrosterone (DHEA) + Acolbifene Against Vasomotor Symptoms (Hot Flushes) in Postmenopausal Women
DHEA + Acolbifene Against Vasomotor Symptoms (Hot Flushes) in Postmenopausal Women (Placebo Controlled, Double Blind and Randomized Phase III Study to Evaluate the Effects of 12-Week Treatment With DHEA (Prasterone) and Acolbifene on Vasomotor Symptoms (Hot Flushes) in Postmenopausal Women)
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 3
Contacts and Locations
Study Locations
-
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New Brunswick
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Bathurst, New Brunswick, Canada, E2A 4X7
- EndoCeutics site # 06
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Ontario
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Burlington, Ontario, Canada, L7M 4Y1
- EndoCeutics site # 70
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Corunna, Ontario, Canada, N0N 1G0
- EndoCeutics site # 69
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Kitchener, Ontario, Canada, N2G 1H6
- EndoCeutics site # 73
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London, Ontario, Canada, N5Y 5K7
- EndoCeutics site # 71
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Newmarket, Ontario, Canada, L3Y 5G8
- EndoCeutics site # 72
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Sarnia, Ontario, Canada, N7T 4X3
- EndoCeutics site # 68
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Quebec
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Drummondville, Quebec, Canada, J2B 7T1
- EndoCeutics site # 04
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Montreal, Quebec, Canada, H4N 3C5
- EndoCeutics site # 12
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Quebec City, Quebec, Canada, G1S 2L6
- EndoCeutics site # 02
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Quebec City, Quebec, Canada, G1V 2L9
- EndoCeutics site # 01
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Shawinigan, Quebec, Canada, G9N 2H6
- EndoCeutics site # 08
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Sherbrooke, Quebec, Canada, J1H 1Z1
- EndoCeutics site # 11
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St-Romuald, Quebec, Canada, G6W 5M6
- EndoCeutics site # 18
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Victoriaville, Quebec, Canada, G6P 6P6
- EndoCeutics site # 67
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-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Main Inclusion Criteria:
- Postmenopausal women (non-hysterectomized or hysterectomized).
- Women between 40 and 75 years of age.
- Willing to participate in the study and sign an informed consent.
- Women having many moderate to severe hot flushes.
- For non-hysterectomized women, willing to have an endometrial biopsy at baseline and end of-study.
Main Exclusion Criteria:
- Undiagnosed abnormal genital bleeding.
- Hypertension equal to or above 140/90 mm Hg.
- The administration of any investigational drug within 30 days of screening visit.
- Endometrial hyperplasia (simple or complex hyperplasia with or without atypia), cancer or endometrial histology showing proliferative, secretory or menstrual type characteristics at histologic evaluation of endometrial biopsy performed at screening.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: TREATMENT
- Allocation: RANDOMIZED
- Interventional Model: PARALLEL
- Masking: QUADRUPLE
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
PLACEBO_COMPARATOR: Control (placebo)
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Placebo DHEA capsules (2) + placebo acolbifene capsule (1); daily oral dosing for 12 weeks.
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EXPERIMENTAL: DHEA + Acolbifene
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DHEA capsules (2 x 50 mg) + acolbifene capsule (1 x 20 mg); daily oral dosing for 12 weeks.
Other Names:
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Co-primary endpoint: change from baseline to week 12 in frequency of moderate to severe hot flushes.
Time Frame: 12 weeks
|
12 weeks
|
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Co-primary endpoint: change from baseline to week 12 in severity of moderate to severe hot flushes.
Time Frame: 12 weeks
|
12 weeks
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Change from baseline to week 12 on vaginal atrophy parameters (superficial cells, parabasal cells, pH, vaginal atrophy symptoms).
Time Frame: 12 weeks
|
12 weeks
|
|
Change from baseline to week 12 on sexual function and quality of life as evaluated by appropriate questionnaires.
Time Frame: 12 weeks
|
12 weeks
|
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Tolerance to systemic administration of DHEA and acolbifene.
Time Frame: 12 weeks
|
12 weeks
|
Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Leonello Cusan, M.D., Ph.D., Clinique de Recherche en Traitements Hormonaux, 2785 blvd Laurier - Suite SS5, Quebec, QC, Canada
Publications and helpful links
General Publications
- Labrie F. Drug insight: breast cancer prevention and tissue-targeted hormone replacement therapy. Nat Clin Pract Endocrinol Metab. 2007 Aug;3(8):584-93. doi: 10.1038/ncpendmet0559.
- Labrie F. DHEA, important source of sex steroids in men and even more in women. Prog Brain Res. 2010;182:97-148. doi: 10.1016/S0079-6123(10)82004-7.
- Labrie F, Belanger A, Labrie C, Candas B, Cusan L, Gomez JL. Bioavailability and metabolism of oral and percutaneous dehydroepiandrosterone in postmenopausal women. J Steroid Biochem Mol Biol. 2007 Oct;107(1-2):57-69. doi: 10.1016/j.jsbmb.2007.02.007. Epub 2007 Jun 8.
- Labrie F, Champagne P, Labrie C, Roy J, Laverdiere J, Provencher L, Potvin M, Drolet Y, Pollak M, Panasci L, L'Esperance B, Dufresne J, Latreille J, Robert J, Samson B, Jolivet J, Yelle L, Cusan L, Diamond P, Candas B. Activity and safety of the antiestrogen EM-800, the orally active precursor of acolbifene, in tamoxifen-resistant breast cancer. J Clin Oncol. 2004 Mar 1;22(5):864-71. doi: 10.1200/JCO.2004.05.122.
- Labrie F, Labrie C, Belanger A, Simard J, Gauthier S, Luu-The V, Merand Y, Giguere V, Candas B, Luo S, Martel C, Singh SM, Fournier M, Coquet A, Richard V, Charbonneau R, Charpenet G, Tremblay A, Tremblay G, Cusan L, Veilleux R. EM-652 (SCH 57068), a third generation SERM acting as pure antiestrogen in the mammary gland and endometrium. J Steroid Biochem Mol Biol. 1999 Apr-Jun;69(1-6):51-84. doi: 10.1016/s0960-0760(99)00065-5.
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (ACTUAL)
Primary Completion
Study Completion (ACTUAL)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (ESTIMATE)
First Posted
Study Record Updates
Last Update Posted (ESTIMATE)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- ERC-207
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