Status:

COMPLETED

The Effects of Metformin on Pregnancy and Miscarriage Rates in Polycystic Ovary Syndrome (PCOS)

Lead Sponsor:

University of Oulu

Collaborating Sponsors:

University of Eastern Finland

University of Helsinki

Conditions:

Polycystic Ovary Syndrome

Miscarriage

Eligibility:

FEMALE

18-40 years

Phase:

PHASE3

Brief Summary

The purpose of this study is to determine whether metformin may improve pregnancy rates, and decrease miscarriage rates and complications of pregnancy, such as toxemia and gestational diabetes, in wom...

Detailed Description

Women with PCOS represent about 5-10% of the general female population and one third of the women treated for infertility. Thus, the development of new therapies to improve the efficiency of ovulation...

Eligibility Criteria

Inclusion

  • age \< 40 years at entry
  • BMI \> 19 kg/m2
  • Infertility lasting \> 1 year
  • Criteria for PCOS are as defined by ESHRE/ASRM: at least two of the following findings:
  • polycystic ovaries shown by vaginal ultrasonography (more than 12 subcapsular follicles of 3-8 mm diameter in one plane of the ovary)
  • oligomenorrhea or amenorrhea
  • clinical manifestations of hyperandrogenism such as a hirsutism score of \> 7 according to Ferriman and Gallwey (Ferriman \& Gallwey 1961)and/or an elevated serum testosterone level (\> 2.7 nmol/l).

Exclusion

  • diabetic subjects
  • alcohol users
  • active liver disease (ALAT \> +2 SD the upper normal value i.e.\> 100IU/l)
  • hormonal drugs
  • past or present cardiac failure (NYHA I-IV)
  • liver or renal failure (S-Creatinine above the normal value ie.124 umol/l)
  • pregnancy or lactation
  • hypersensitivity to metformin

Key Trial Info

Start Date :

August 1 2002

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 1 2009

Estimated Enrollment :

326 Patients enrolled

Trial Details

Trial ID

NCT00994812

Start Date

August 1 2002

End Date

December 1 2009

Last Update

February 23 2010

Active Locations (5)

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Page 1 of 2 (5 locations)

1

University Hospital Of Helsinki

Helsinki, Finland

2

University Hospital of Kuopio

Kuopio, Finland

3

University Hopsital of Oulu

Oulu, Finland, 90029

4

University Hospital of Tampere

Tampere, Finland