GnRH Agonist Triggering Supplemented With Hcg in Women With Poor Ovarian Response

May 19, 2014 updated by: Dr. Jigal Haas MD, Sheba Medical Center

GnRH Agonist Triggering Supplemented With Hcg in Women With Poor Ovarian

During the last decades, owing to the growing tendency of women to delay childbearing plans because of career and personal priorities, fertility specialists today are seeing more and more women with poor ovarian reserve and with poor ovarian response Controlled ovarian hyperstimulation (COH) is considered a important factor in the success of in vitro fertilization-embryo transfer (IVF-ET), enabling the recruitment of multiple oocytes and, thereby, resulting in more than one embryo. However, owing to the extreme variability in ovarian response to COH, in a subgroup of patients with poor ovarian response, this method may yield a very small number of follicles After succeeding in maximal recruitment of the follicles, the triggering of ovulation is extremely important in order to achieve, as many as, mature oocytes.

Several studies have reported retrieval of more mature oocytes after GnRH agonist triggering compared to the number of oocytes retrieved after hCG. Among the possible advantages of GnRH agonist for final oocyte maturation is the simultaneous induction of an FSH surge. The role of the natural mid-cycle FSH surge is not fully clear. FSH was reported to induce LH receptor formation in luteinizing granulosa cells, and to promote oocyte nuclear maturation and cumulus expansion .

Another method described to trigger ovulation is the "Dual triggering"- GnRH agonist 40 h prior to ovum pickup and hCG added 6 h after the first trigger. The dual triggering was described as the treatment in cases with recurrent empty follicles.

The aim of the present study is to evaluate three different methods of ovulation triggering in women with poor ovarian response

Study Overview

Status

Unknown

Intervention / Treatment

Detailed Description

Inclusion criteria:

  • Women with low ovarian response according to the Bologna criteria, undergoing IVF treatments for this cause.

Exclusion criteria:

  • Women with good ovarian response.
  • Women with low ovarian response who are carriers of fragile X

Study Type

Interventional

Enrollment (Anticipated)

60

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Ramat Gan, Israel
        • Recruiting
        • Sheba Medical Center
        • Contact:
        • Principal Investigator:
          • Jigal Haas, M.D

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 45 years (Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

Female

Description

Inclusion Criteria:

  • Women with low ovarian response according to the Bologna criteria, undergoing IVF treatments for this cause.

Exclusion Criteria:

  • Women with good ovarian response.
  • Women with low ovarian response who are carriers of fragile X

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: hCG
Triggering of ovulation with Ovitrel
Active Comparator: GnRH agonist
Triggering with GnRH agonist
Active Comparator: dual triggering: GnRH agonist and hCG
Triggering with GnRH agonist
Triggering of ovulation with Ovitrel

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
The main outcome is the number of mature oocytes
Time Frame: up to 12 months
up to 12 months
number of embryos appropriate for transfer
Time Frame: up to 12 month
up to 12 month

Secondary Outcome Measures

Outcome Measure
Time Frame
pregnancy rate
Time Frame: up to 12 months
up to 12 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

January 1, 2014

Primary Completion (Anticipated)

July 1, 2015

Study Completion (Anticipated)

July 1, 2015

Study Registration Dates

First Submitted

April 28, 2014

First Submitted That Met QC Criteria

May 19, 2014

First Posted (Estimate)

May 22, 2014

Study Record Updates

Last Update Posted (Estimate)

May 22, 2014

Last Update Submitted That Met QC Criteria

May 19, 2014

Last Verified

April 1, 2014

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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