Clinical trials: Frozen Embryo Transfer
Infertility
The Effects of Two Endometrium Preparation Protocols in Frozen-thawed Embryo Transfer in Women With Irregular Cycles
There are two main cycle regimens used for endometrial preparation for frozen embryo transfer （FET) in women with irregular cycles: hormone replacement therapy cycles (HRT) in which the endometrium is artificially prepared by…
- Trial name
- NCT01780610
- Testing
- Letrozole and human chorionic gonadotrophin, estradiol and progesterone
- Where
- China
- Volunteers
- 670 people, healthy volunteers welcome
- Sponsor
- Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
Luteal Phase Defect
Progesterone Levels and Clinical Outcomes Using a Single Pessary of 400 mg of Vaginal Progesterone in Substitutive Cycles for Embryo Transfer.
This study aims to compare the efficacy, in terms of progesterone levels and clinical outcomes, of two different presentations of micronized vaginal progesterone (400 mg vs.
- Trial name
- CycloCT (NCT04722471)
- Testing
- Vaginally administered progesterone
- Where
- Spain
- Volunteers
- 347 people, healthy volunteers welcome
- Sponsor
- Instituto Bernabeu
Infertility, Female Infertility
What is the Optimal Cycle Regimen for Frozen- Thawed Embryo Transfer Cycles
Investigators will be comparing artificial (HRT) frozen-thawed embryo transfer cycles to correctly conducted spontaneous natural cycles after the transfer of a chromosomally normal embryo.
- Conditions
- Infertility, Female Infertility, Pregnancy Early
- Trial name
- NCT03954587
- Where
- United Arab Emirates
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- ART Fertility Clinics LLC
Infertility
The Effect of Baseline Bilateral Uterine Artery Doppler Velocimetry on Obstetric Outcomes in HRT-FET Cycles
Researchers aim to determine how baseline (pre-conceptional) uterine perfusion characteristics affect implantation rates and obstetric complications in women who underwent high-quality blastocyst transfer.
- Trial name
- NCT05526014
- Where
- Turkey (Türkiye)
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Akdeniz University
IVF Outcomes
Comparison of Two Protocols in Frozen Embryo Transfer
This randomized clinical trial evaluates two different endometrial preparation protocols-hormone replacement therapy (HRT) and natural cycle-for frozen embryo transfer (FET) in infertile women undergoing assisted reproductive…
- Trial name
- NCT07003373
- Testing
- hormone replacement therapy (HRT) group
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Malihe Mahmoudinia