Clinical trials: FET
Subfertility
GnRH Agonist for Dual Trigger in IVF and for Luteal Phase Support in FET
The objectives of this study are to compare the efficacy of the dual trigger group vs the hCG trigger group on the live birth rate in women undergoing IVF and the efficacy of the agonist in LP group vs the placebo group on the…
- Trial name
- NCT04064840
- Testing
- IVF: Decapeptyl and hCG, FET: Decapeptyl, IVF: hCG and normal saline
- Where
- China
- Volunteers
- 784 people
- Sponsor
- The University of Hong Kong
Cushing Disease, Pituitary Adenoma
FET PET/CT Imaging To Localize Pituitary Adenomas In Cushing Disease
The purpose of this research is to evaluate the performance [sensitivity, specificity, accuracy] of FET PET/CT imaging to detect ACTH-secreting pituitary adenoma, using operative findings and histopathology as truth standard.
- Trial name
- NCT07460232
- Testing
- Fluoro-O-(2) fluoroethyl-L-tyrosine (FET) PET
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Mayo Clinic
Infertility
SHorter Treatment of Replacement Therapy for Frozen Embryo Transfer (FET)
This is a Single-centre pilot study, randomized, controlled open-label trial with the aim to assess the clinical pregnancy rate and the early pregnancy loss rate between two different schemas for frozen embryo transfer cycles…
- Trial name
- ShoRT (NCT03930706)
- Testing
- Longer administration of estradiol (Progynova®)
- Where
- Belgium
- Volunteers
- 150 people
- Sponsor
- Universitair Ziekenhuis Brussel
Intraluminal Thrombosis, Tevar
Risk Factors, Incidence, and Clinical Impact of Intraluminal Thrombosis Following FET and TEVAR
Intraluminal thrombosis (ILT) is a significant but underexplored complication in aortic interventions. It is defined as the formation of thrombosis, partially or totally obstructing the lumen, in the surgically treated, stented…
- Conditions
- Intraluminal Thrombosis, Tevar, FET
- Trial name
- TRACE (NCT07492433)
- Where
- Italy
- Volunteers
- 800 people
- Sponsor
- Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico
Infertility
Frozen Embryo Transfer With GnRH-antagonist Trial
The fertility treatment in vitro fertilisation (IVF), sometimes including intra-cytoplasmic sperm injection (ICSI), involves the creation of embryos in a laboratory.
- Trial name
- NCT03763786
- Testing
- Cetrorelix Acetate
- Where
- United Kingdom
- Volunteers
- 300 people
- Sponsor
- University of Oxford
Infertility
A Study:the Different Outcomes Between Natural Cycle and Hormone Replacement Cycle in FET
There are three main cycle regimens used for endometrial preparation for frozen embryo transfer（FET）: natural cycles (NC) with/without ovulation triggering, hormone replacement therapy cycles (HRT) in which the endometrium is…
- Trial name
- NCT01780558
- Testing
- natural cycles, estradiol and progesterone
- Where
- China
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University
Infertility
HRT Versus MOS for Endometrial Preparation Prior to FET in Non PCOS Patients
Evaluation of endometrial preparation using either hormonal therapy or ovarian stimulation prior to frozen-thawed embryo transfer (FET) in patients without polycystic ovarian syndrome (PCOS)
- Trial name
- NCT02330757
- Testing
- Estradiol valerate, Sequential Clomiphene citrate and Gonadotropin
- Where
- 2 sites in Egypt
- Volunteers
- 150 people
- Sponsor
- Mansoura University
Glioblastoma Multiforme
FET-PET/MRI Based Treatment Planning for Glioblastoma Multiforme in Post-Surgical Patients (FET-TREAT)
Glioblastoma multiforme (GBM) represent the most common primary brain malignancy and prognosis remains poor. The most common subtype is glioblastoma which has a 5-year survival rate of approximately 5%.
- Trial name
- FET-TREAT (NCT06451042)
- Testing
- FET-PET/MRI
- Where
- Canada
- Volunteers
- 11 people
- Sponsor
- Sunnybrook Health Sciences Centre
Ivf, Frozen Embryo Transfer (FET)
Comparison of Pregnancy Rates in Modified Natural Frozen Embryo Transfer (FET) Cycle After Luteal Support with GnRH Agonist Versus Progesterone
Background: The capability to transfer frozen embryos reduces embryo loss following in vitro fertilization (IVF) and results in higher pregnancy rates compared to a single IVF cycle.
- Trial name
- NCT06870266
- Testing
- Nafarelin nasal spray, Utrogestan®
- Volunteers
- 150 people
- Sponsor
- Shaare Zedek Medical Center
Infertility
The Effect of Embryo Transfer Technique on Pregnancy Outcomes in HRT-FET Cycles
The positions of the air bubble and the tip of catheter will be measured by transabdominal utrasonography among patients who have undergone high-quality frozen blastocyst transfer.
- Trial name
- NCT05564312
- Testing
- Transabdominal ultrasonographic guidance at embryo transfer.
- Where
- Turkey (Türkiye)
- Volunteers
- 600 people
- Sponsor
- Akdeniz University
Subclinical Hypothyroidism, Infertility
Levothyroxine Treatment and IVF Outcomes in Women With Subclinical Hypothyroidism: A Target Trial Emulation
Subclinical hypothyroidism (SCH) is defined by elevated thyroid-stimulating hormone (TSH) with normal free thyroxine (fT4) levels.
- Conditions
- Subclinical Hypothyroidism, Infertility, Assisted Reproductive Technology, In Vitro Fertilization (IVF)
- Trial name
- LESI (NCT07257250)
- Where
- 2 sites in Vietnam
- Volunteers
- 900 people
- Sponsor
- Mỹ Đức Hospital
IDH-mutant Glioma (Oligodendroglioma, Astrocytoma)
Amino Acid PET-based Response Assessment in IDH-mutant Gliomas (APPEAR)
Background: The radiological follow-up of diffuse gliomas is challenged by the difficult distinction of true progression from treatment-related changes.
- Trial name
- APPEAR (NCT07159607)
- Where
- 2 sites in Austria, Germany
- Volunteers
- 100 people
- Sponsor
- LMU Klinikum
Infertility (IVF Patients), Infertility Assisted Reproductive Technology
Estradiol 8 vs 12 mg for Endometrial Preparation in HRT-FET
The goal of this clinical trial is to learn whether 12 mg or 8 mg of oral estradiol valerate is better for preparing the endometrium in women undergoing hormone replacement frozen embryo transfer (HRT-FET) cycles.
- Conditions
- Infertility (IVF Patients), Infertility Assisted Reproductive Technology, Frozen Embryo Transfer (FET), Endometrial Preparation
- Trial name
- NCT07526207
- Testing
- Progynova®
- Where
- 2 sites in Egypt
- Volunteers
- 850 people
- Sponsor
- Cairo University
Fertility Disorders
Natural Frozen Embryo Transfer (FET) vs Substituted Frozen Embryo Transfer (FET)
In frozen embryo transfer substituted cycles, patients are treated with progesterone and estrogen in an attempt to mimic the natural cycle and a transfer is planned whenever the endometrium is ready.
- Trial name
- NCT06053827
- Testing
- Frozen embryo transfer
- Where
- Canada
- Volunteers
- 1,207 people
- Sponsor
- Clinique Ovo
IVF, Frozen Embryo Transfer
A Randomized Trial Comparing the Live Birth Rate of Immediate Versus Delayed FET Following a Freeze-all Strategy
This randomized trial we aim to compare the live birth rate of immediate versus delayed FET replacing a single blastocyst in the first FET of the first stimulated IVF cycle following.
- Trial name
- FET (NCT04371783)
- Testing
- Immediate FET, Delayed FET
- Where
- China
- Volunteers
- 828 people
- Sponsor
- ShangHai Ji Ai Genetics & IVF Institute
Pregnancy
Idealizing Pregnancy Outcome With Single Blastocyst Transfer in a FET Cycle
Single embryo transfer (SET) has been advocated as a means of reducing the risk of multiple pregnancies, but has meant a reduction in pregnancy risk per embryo transfer.
- Trial name
- NCT01987856
- Testing
- Blastocyst morphology
- Where
- Turkey (Türkiye)
- Volunteers
- healthy volunteers welcome
- Sponsor
- Antalya IVF
Positron-Emission Tomography, Brain Neoplasms, Childhood
The Diagnostic Value of 18F-FET PET/MRI for CNS Tumors in Children and Adolescents
To investigate the diagnostic value of 18F-FET PET/MRI instead of MRI alone, children and adolescents with tumor in brain or spinal cord are included and scanned primarily at our hybrid PET/MRI using the amino acid analog…
- Trial name
- BUF (NCT03402425)
- Testing
- 18F-FET PET
- Where
- Denmark
- Volunteers
- 200 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Adenomyosis of Uterus, Frozen Embryo Transfer (FET)
GnRH Agonist Pretreatment Duration and Letrozole Supplementation in Frozen Embryo Transfer for Adenomyosis Patients
This randomized clinical trial aims to assess the comparative effectiveness of different pre-treatment protocols prior to frozen embryo transfer (FET) among women with adenomyosis, providing evidence-based guidance for clinical…
- Trial name
- GOLD-FET (NCT07065539)
- Testing
- GnRH-a-1M, GnRH-a-2M, GnRH-a+LE-1M
- Where
- China
- Volunteers
- 432 people
- Sponsor
- First Affiliated Hospital, Sun Yat-Sen University
Pediatric Brain Tumors
FET-PET/MRI for Surgical Assessment of Pediatric Brain Tumors
The primary objectives of this study are: 1. Determine the percentage of patients whose surgical plan would change with FET-PET/MRI compared to MRI alone. 2.
- Trial name
- NCT03451123
- Testing
- FET PET/MRI
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- University of Alabama at Birmingham
Luteal Support, Frozen Embryo Transfer (FET)
Is There a Need for Luteal Support in Modified Natural Cycle Frozen Embryo Transfer Cycles
Without progesterone there is no pregnancy. Following ovulation, the endocrine function of the follicle changes and progesterone replacing estradiol becomes its main secretory product.
- Trial name
- NCT06875752
- Testing
- no luteal support, Vaginal Progesterone, Progesterone plus HCG
- Where
- 5 sites in Hungary
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Dunamenti REK Istenhegyi IVF Center