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Randomized Study of the Effect of Decreased Hyperinsulinemia on the Ovulatory Response to Clomiphene Citrate in Obese Women With Polycystic Ovary Syndrome

Primary Purpose

Hyperinsulinism, Polycystic Ovary Syndrome

Status
Completed
Phase
Not Applicable
Locations
Study Type
Interventional
Intervention
clomiphene citrate
metformin
Sponsored by
National Center for Research Resources (NCRR)
About
Eligibility
Locations
Outcomes
Full info

About this trial

This is an interventional treatment trial for Hyperinsulinism focused on measuring endocrine disorders, hyperinsulinism, polycystic ovarian syndrome, rare disease

Eligibility Criteria

18 Years - 40 Years (Adult)FemaleDoes not accept healthy volunteers

PROTOCOL ENTRY CRITERIA: --Disease Characteristics-- Obese women with chronic anovulation due to polycystic ovary syndrome (PCOS) Must have oligoamenorrhea and hyperandrogenemia --Prior/Concurrent Therapy-- At least 2 months since prior standard therapy (including over the counter drugs) At least 2 months since prior investigational agents --Patient Characteristics-- Hematopoietic: Hematocrit greater than 38% Hepatic: Liver function normal No clinically significant hepatic disease Renal: No clinically significant renal disease Creatinine less than 1.4 mg/dL No proteinuria Cardiovascular: No clinically significant cardiac disease Pulmonary: No clinically significant pulmonary disease Hormonal: Thyroid function normal Prolactin normal Fasting 17 alpha-hydroxy progesterone less than 200 mg/dL OR No late onset adrenal hyperplasia 21 alpha-hydroxylase deficiency Other: Not pregnant Negative pregnancy test Fertile patients must use effective contraception No diabetes mellitus No clinically significant neurologic, psychiatric, infectious, neoplastic, or metabolic disease No clinically significant malignant disease except nonmelanomatous skin cancer At least 1 year since any prior drug abuse or alcoholism

Sites / Locations

    Outcomes

    Primary Outcome Measures

    Secondary Outcome Measures

    Full Information

    First Posted
    May 2, 2000
    Last Updated
    June 23, 2005
    Sponsor
    National Center for Research Resources (NCRR)
    Collaborators
    University of Virginia
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    1. Study Identification

    Unique Protocol Identification Number
    NCT00005654
    Brief Title
    Randomized Study of the Effect of Decreased Hyperinsulinemia on the Ovulatory Response to Clomiphene Citrate in Obese Women With Polycystic Ovary Syndrome
    Study Type
    Interventional

    2. Study Status

    Record Verification Date
    April 2000
    Overall Recruitment Status
    Completed
    Study Start Date
    January 2000 (undefined)
    Primary Completion Date
    undefined (undefined)
    Study Completion Date
    undefined (undefined)

    3. Sponsor/Collaborators

    Name of the Sponsor
    National Center for Research Resources (NCRR)
    Collaborators
    University of Virginia

    4. Oversight

    5. Study Description

    Brief Summary
    OBJECTIVES: I. Determine whether reduction of serum insulin levels by metformin increases ovulatory response to clomiphene or spontaneous ovulation in obese women with polycystic ovary syndrome.
    Detailed Description
    PROTOCOL OUTLINE: This is a randomized, double blind, placebo controlled, multicenter study. Patients are randomized to one of two treatment arms. Patients receive oral metformin (arm I) or oral placebo (arm II) three times daily for 8 weeks. All patients who do not ovulate by day 28 receive oral clomiphene citrate daily on days 36-40.

    6. Conditions and Keywords

    Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
    Hyperinsulinism, Polycystic Ovary Syndrome
    Keywords
    endocrine disorders, hyperinsulinism, polycystic ovarian syndrome, rare disease

    7. Study Design

    Primary Purpose
    Treatment
    Study Phase
    Not Applicable
    Masking
    Double
    Allocation
    Randomized
    Enrollment
    88 (false)

    8. Arms, Groups, and Interventions

    Intervention Type
    Drug
    Intervention Name(s)
    clomiphene citrate
    Intervention Type
    Drug
    Intervention Name(s)
    metformin

    10. Eligibility

    Sex
    Female
    Minimum Age & Unit of Time
    18 Years
    Maximum Age & Unit of Time
    40 Years
    Accepts Healthy Volunteers
    No
    Eligibility Criteria
    PROTOCOL ENTRY CRITERIA: --Disease Characteristics-- Obese women with chronic anovulation due to polycystic ovary syndrome (PCOS) Must have oligoamenorrhea and hyperandrogenemia --Prior/Concurrent Therapy-- At least 2 months since prior standard therapy (including over the counter drugs) At least 2 months since prior investigational agents --Patient Characteristics-- Hematopoietic: Hematocrit greater than 38% Hepatic: Liver function normal No clinically significant hepatic disease Renal: No clinically significant renal disease Creatinine less than 1.4 mg/dL No proteinuria Cardiovascular: No clinically significant cardiac disease Pulmonary: No clinically significant pulmonary disease Hormonal: Thyroid function normal Prolactin normal Fasting 17 alpha-hydroxy progesterone less than 200 mg/dL OR No late onset adrenal hyperplasia 21 alpha-hydroxylase deficiency Other: Not pregnant Negative pregnancy test Fertile patients must use effective contraception No diabetes mellitus No clinically significant neurologic, psychiatric, infectious, neoplastic, or metabolic disease No clinically significant malignant disease except nonmelanomatous skin cancer At least 1 year since any prior drug abuse or alcoholism
    Overall Study Officials:
    First Name & Middle Initial & Last Name & Degree
    William S. Evans
    Organizational Affiliation
    University of Virginia
    Official's Role
    Study Chair

    12. IPD Sharing Statement

    Learn more about this trial

    Randomized Study of the Effect of Decreased Hyperinsulinemia on the Ovulatory Response to Clomiphene Citrate in Obese Women With Polycystic Ovary Syndrome

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