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Completed

NCT Number: NCT00809107

Frozen Embryo Transfer (FET) in Natural Cycles or in Natural Cycles Controlled by Human Chorionic Gonadotropin (hCG) Administration

The rational of the study is to assess the implantation, pregnancy and live birth rates after the transfer of frozen- thawed embryos in natural cycles with spontaneous Luteinizing Hormone (LH)/Progesterone rise or in natural cycles controlled by human chorionic gonadotropin (hCG) for final oocyte maturation and ovulation.

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Key information

Conditions

Infertility Genital Diseases Urogenital Diseases

Age range

17 year–40 year

Sex eligibility

Female

Study type

Interventional

Phase

Not applicable

Primary location

Centre of Reproductive Medicine

Brussels, 1090, Belgium

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • age <40
  • BMI:18-29Kg/m2
  • day 3 embryo transfers
  • previously IVF or ICSI

Exclusion criteria

  • irregular cycles
  • oocyte donation cycles

Treatment and study plan

HCG

Drug

5000IU

Other names: pregnyl

Primary outcomes

  1. Implantation rate

    Time frame: 2 years

Secondary outcomes

  1. Ongoing pregnancy rate

    Time frame: 2 years

Sponsors and collaborators

Lead sponsor

Universitair Ziekenhuis Brussel

Other

Registry information

Official study title

Cryopreserved-Thawed Embryo Transfer in Natural Cycle or in Natural Cycles Controlled by External Administration of hCG: a Prospective Randomized Study

Acronym: FRET

Important dates

Study start
2006
Primary completion
2008
Study completion
2009
First posted
Dec 17, 2008
Registry last updated
Feb 19, 2009

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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