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LeiomyomaPhase 3NCT00133705

Trial of Mifepristone for Fibroids

A Phase 3 study testing Mifepristone and Inert Capsule in people with Leiomyoma, run by University of Rochester at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this trial is to determine if low-dose mifepristone benefits women with symptomatic fibroids. Read more about this study

Who is it for?
Ages 18 years and older, women onlyHealthy volunteers can take part
Conditions the study is for
Leiomyoma
What is being tested?
Mifepristone and Inert Capsule
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
70 participants
Where
1 siteUnited States
Study dates
Jul 2003to Jun 2010
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Women only
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Gender: Female
  • Age: 18 - premenopausal
  • Have at least moderate symptoms of menorrhagia or pelvic pain/pressure
  • Have a total uterine volume greater than or equal to 160 cc by ultrasound measurement and at least one fibroid that is => 2.5cm in size
  • Have a score of equal to or greater than 39 on the Uterine Fibroid Symptom and Quality of Life scale
  • Declined standard treatment options for symptomatic fibroids
Show all 9Show fewer
  • Agree to use a double-barrier method (condoms, diaphragms) or other effective non-hormonal methods of contraception (abstinence, sterilization) throughout participation in the study to prevent pregnancy and to report any exposure to pregnancy to the research staff immediately
  • Willing and able to give informed consent
  • Willing and able to comply with study requirements

Who cannot join

  • Current or planned pregnancy during the study period
  • Menopausal, as indicated by follicle stimulating hormone (FSH) level of the reference laboratory
  • Currently breast-feeding
  • Untreated abnormal pap smear
  • Presence of conditions other than fibroids contributing to pain and/or bleeding
  • Hemoglobin < 9.0 mg/dl
Show all 34Show fewer
  • Presence of adnexal masses or tenderness indicating further evaluation or surgery
  • Grade III or IV hydronephrosis by ultrasound
  • Severe, active mental health disorder
  • Active substance abuse or dependence
  • Presence of any contraindication to mifepristone including:
  • Adrenal insufficiency by history
  • Sickle cell disease
  • Active liver disease (liver function tests greater than 1.5 times upper range of normal)
  • Severe, respiratory disease (P02 saturation< 92%)
  • Renal disease (serum creatinine > 1.5 mg/dl)
  • Blood clotting defect. (abnormal PT and PTT)
  • Thromboembolic disease (history of deep vein thrombosis or pulmonary embolus)
  • Current or recent (within the past 3 months) use of the following medications:
  • Oral or systemic corticosteroids
  • Hormones: estrogens, progestins, oral contraceptives
  • Danazol, anticoagulants
  • Herbal or botanical supplements with possible hormonal effects.
  • Use within the past six months of the gonadotropin releasing hormones (GnRH) analogs or Depo-Provera.
  • Current or planned use during the study of any of the following medications/or products:
  • ketoconazole,
  • itraconazole,
  • erythromycin,
  • grapefruit juice,
  • rifampin,
  • St John's Wort,
  • phenytoin,
  • phenobarbital, or
  • carbamazepine

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Rochester School of Medicine & Dentistry

    Rochester, New York, 14642

Other trials in United States

About this study

Official title: Randomized Control Trial Of Mifepristone for Fibroids

The purpose of this trial is to determine if low-dose mifepristone benefits women with symptomatic fibroids.

Read the detailed description

This trial is designed to assess the efficacy and tolerability of mifepristone 5 mg given daily for 6 months to pre-menopausal women with symptomatic fibroids. The primary study outcome will be disease-specific quality of life. Secondary outcome measures include global quality of life, pain, bleeding, potential adverse effects, tumor size, and endometrial effects. The researchers will also examine a the effect of mifepristone on uterine blood flow. Randomization of study subjects will be stratified in order to ensure that equal numbers of women with moderate and severe symptoms will be enrolled in the placebo and control groups.

Conditions
Leiomyoma
Being tested
Mifepristone, Inert Capsule
Keywords
A benign tumor derived from smooth uterine muscle tissue.
Medical subject headings
Leiomyoma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • MifepristoneDrug

    Also called RU486

    Mifepristone 5mg/day by mouth for 6 months

  • Inert CapsuleDrug

    sugar pill

Study groups in NCT00133705
Study groupRoleWhat they receive
MifepristoneExperimentalMifepristone 5 MG capsule taken once daily by mouth
Receives: Drug: Mifepristone
Inert capsulePlacebo comparatorPlacebo (for Mifepristone) capsule of nearly identical color, size, and weight taken once daily by mouth
Receives: Drug: Inert Capsule

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Uterine Volume

    Uterine volume is measured in mLs

    Measured: 6 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted23 Aug 2005 (estimated)
  2. Study startJul 2003
  3. Primary completionJun 2010
  4. Study completionJun 2010

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Investigator, Outcomes assessor
Enrolment
70 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00133705
Sponsor's protocol ID
RO1-HD042578-2
Other IDs
R01HD042578
Status last verified
Sep 2023
First submitted
22 Aug 2005
Last updated
25 Sep 2023
Data monitoring committee
Yes

Publications

  • Eisinger SH, Bonfiglio T, Fiscella K, Meldrum S, Guzick DS. Twelve-month safety and efficacy of low-dose mifepristone for uterine myomas. J Minim Invasive Gynecol. 2005 May-Jun;12(3):227-33. doi: 10.1016/j.jmig.2005.01.022.

    PubMed 15922980
  • Eisinger SH, Meldrum S, Fiscella K, le Roux HD, Guzick DS. Low-dose mifepristone for uterine leiomyomata. Obstet Gynecol. 2003 Feb;101(2):243-50. doi: 10.1016/s0029-7844(02)02511-5.

    PubMed 12576246
  • Fiscella K, Eisinger SH, Meldrum S, Feng C, Fisher SG, Guzick DS. Effect of mifepristone for symptomatic leiomyomata on quality of life and uterine size: a randomized controlled trial. Obstet Gynecol. 2006 Dec;108(6):1381-7. doi: 10.1097/01.AOG.0000243776.23391.7b.

    PubMed 17138770

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Mifepristone and Inert Capsule in people with Leiomyoma, run by University of Rochester at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 9 inclusion and 34 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 25 Sep 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 30 Nov 2012). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Uterine Volume (time frame: 6 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00133705, which also lists 3 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 25 Sep 2023.

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