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A Study to Evaluate the Safety and Effectiveness of Asoprisnil in the Treatment of Uterine Fibroids

Phase 2
Completed
Conditions
Leiomyoma
Interventions
Drug: Placebo
Registration Number
NCT00160459
Lead Sponsor
Abbott
Brief Summary

This study was designed to determine the safety and effectiveness of 3 asoprisnil doses compared to placebo, taken for 12 weeks by women with uterine fibroids.

Detailed Description

No medical therapy is currently available for the long-term treatment of uterine fibroids. The objective of this study is to determine the safety and efficacy of asoprisnil 5 mg, 10 mg and 25 mg, compared to placebo, taken daily for 12 weeks by women with one or more uterine fibroids, confirmed by ultrasound. Upon completion, subjects at participating sites will be allowed to enter an open-label extension study

Recruitment & Eligibility

Status
COMPLETED
Sex
Female
Target Recruitment
129
Inclusion Criteria
  • Women between 18 and 49 years of age
  • Diagnosis of either 1 or more uterine fibroids
  • History of regular menstrual cycles of 21 to 35 days in length.
Exclusion Criteria
  • Any abnormal lab result the study-doctor considers significant
  • History of severe reaction to or current use of hormone therapy
  • History of osteoporosis or other bone disease
  • History of uterine artery embolization, cryomyolysis, or electrical myolysis
  • Subject currently breast feeding
  • Hemoglobin < 8 g/dL at baseline

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
2Asoprisnil-
4Placebo-
1Asoprisnil-
3Asoprisnil-
Primary Outcome Measures
NameTimeMethod
Percent change from baseline in uterine volume and volume of the largest fibroid.Treatment weeks 4, 8, 12 and Post-treatment months 3 and 6.
Duration of amenorrheaDay 1 to 1st post treatment menses
Secondary Outcome Measures
NameTimeMethod
Change from baseline in uterine size in gestational weeks.Treatment weeks 4, 8, 12 and Post-treatment months 3 and 6
Number of Subjects in each treatment group achieving> or = to 20% reduction in uterine volume.Week 12 and final visit
Percentage of days with bleeding.Day 1 through end of 1st post-treatment menses
Changes in hematologic and iron parameters.Baseline to each visit
Uterine fibroid symptom improvement.Baseline to each visit
Response to Global Efficacy Question regarding improvement in fibroid symptoms.Week 12 and Final Visit
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