Placebo-controlled Proof of Concept Study of Epelsiban in Women With Adenomyosis



Status:Recruiting
Healthy:No
Age Range:18 - 55
Updated:8/18/2016
Start Date:July 2016
End Date:July 2017
Contact:US GSK Clinical Trials Call Center
Email:GSKClinicalSupportHD@gsk.com
Phone:877-379-3718

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A Phase II, Randomized, Placebo-Controlled, Double-Blind, Parallel Group, Proof of Concept Study With an Interim Futility Analysis of Epelsiban in Patients With Adenomyosis

The primary objective of the study is to assess the efficacy, safety, and tolerability of
epelsiban compared with placebo in treatment of women with adenomyosis.

This is a 12-week, randomized, double-blind, placebo-controlled, parallel group study with
an interim futility analysis. Subjects will be randomized 1:1:1 to receive 75 milligrams
(mg) of epelsiban three times daily (TID), 200 mg of epelsiban TID, or placebo TID. The
study will be composed of three periods: screening, treatment, and follow-up and the total
time a subject will be in the study will be approximately 6 months.


Inclusion Criteria:

- Eighteen to 55 years of age, inclusive

- Pre-menopausal with a history of regular menstrual cycles every 21-35 days and
without intermenstrual bleeding heavier than spotting and staining.

- Females with adenomyosis confirmed on magnetic resonance imaging (MRI), - Females
with heavy menstrual bleeding .

- Willing and able to collect all menstrual cycle by-products for each cycle from
screening to follow up.

- Not pregnant as confirmed by a negative serum human chorionic gonadotropin

Exclusion Criteria:

- A female subject will not be eligible for inclusion in this study if any of the
following criteria apply:

- Abnormal gynecological examination other than adenomyosis and/or breast examination
requiring intervention within six months of study start

- Abnormal endometrial biopsy within six months of starting study treatment.

- History of an endometrial ablation within 12 months of starting study treatment.

- Uterine artery embolization within six months of starting study treatment.

- Prior major uterine procedures or any other significant uterine abnormalities on MRI
(previous caesarean section, dilation and curettage, and diagnostic hysteroscopy are
permitted).

- Confirmed rectovaginal endometriosis in women who have undergone a prior laparoscopy.

- Active pelvic infection or current use of an intrauterine device within three months
of screening.

- Women with a history of transfusion for heavy menstrual bleeding within the past 2
years or history of postpartum hemorrhage.

- Any uterine dimension >20 centimeter (cm).

- Other major causes of heavy menstrual bleeding -

- Use within 3 months or anticipated use of medications that modify reproductive
function

- Use or anticipated use of the following drugs: anticoagulants aminocaproic acid ,or
any other medications that affect menstrual bleeding such as tranexamic acid.

- Use of daily opioid pain medications other than with menses.

- Hemoglobin <8 grams (g)/deciliter.

- History of bleeding disorder or known presence of acquired or inherited
thrombophilia, (sickle cell trait individuals are not excluded).
We found this trial at
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Houston, Texas 77030
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Durham, North Carolina 27705
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Englewood, Ohio 45322
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Las Vegas, Nevada 89102
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Lawrenceville, New Jersey 08648
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Metairie, Louisiana 70006
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Washington, DC, District of Columbia 20036
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West Palm Beach, Florida 33409
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