Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • About
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Frozen Embryo Transfer Cycle”

144 trials

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation

Showing 20 of 144 results

Not applicableUnknownNCT04554654
What this trial is testing

Progesterone Levels and Endometrial Compaction in Frozen-Thawed Embryo Transfer Cycles

Who this might be right for
Infertility, FemaleInfertility of Uterine OriginImplantation; Placenta
Cem Demirel 200
Not applicableWithdrawnNCT02238431
What this trial is testing

Down-regulated Hormonally Controlled Cycles for Vitrification-warmed Blastocyst Transfers

Who this might be right for
Pregnancy
Antalya IVF
Not applicableStudy completedNCT03689101
What this trial is testing

The Relationship Between CD138 Count of Endometrium and Reproductive Outcome

Who this might be right for
Infertility
Reproductive & Genetic Hospital of CITIC-Xiangya 148
Large-scale testing (Phase 3)Active Not RecruitingNCT04551807
What this trial is testing

Natural Versus Programmed Frozen Embryo Transfer (NatPro)

Who this might be right for
Pregnancy RelatedPre-Eclampsia
JHSPH Center for Clinical Trials 788
Post-approval studies (Phase 4)WithdrawnNCT05168865
What this trial is testing

Letrozole Versus Hormonal Preparation in Frozen Cycles of PCOS Patients.

Who this might be right for
Frozen Embryo TransferPolycystic Ovarian DiseaseLetrozole+3 more
Dubai Fertility Center
Not applicableUnknownNCT03798886
What this trial is testing

Success Rate Natural Cycles Versus Modified Natural Cycles in Frozen Embryos

Who this might be right for
Infertility, Female
Acibadem University 100
Not applicableNot Yet RecruitingNCT06410170
What this trial is testing

Correlation of Urinary and Serum Hormone Levels in Natural Cycle Frozen Embryo Transfer Cycles

Who this might be right for
Fertility Issues
Ottawa Fertility Centre 100
Not applicableStudy completedNCT04804020
What this trial is testing

Natural Cycle vs. Modified Natural Cycle vs. Artificial Cycle Protocol for Endometrial Preparation.

Who this might be right for
IVFFrozen Embryo Transfer
Mỹ Đức Hospital 1,428
Large-scale testing (Phase 3)Looking for participantsNCT05899010
What this trial is testing

MIcronized PROgesterone in Frozen Embryo Transfer Cycles

Who this might be right for
Infertility
Fundación Santiago Dexeus Font 1,020
Not applicableLooking for participantsNCT06006091
What this trial is testing

The Effectiveness of the Letrozole-induced Endometrial Preparation Protocol in Frozen-thawed Embryo Transfer (FET)

Who this might be right for
LetrozoleInfertility, Female
International Peace Maternity and Child Health Hospital 858
Not applicableStudy completedNCT02749344
What this trial is testing

Natural Cycle/Progesterone Fortified Protocol for Endometrial Preparation for Frozen/Thawed Embryo Transfer

Who this might be right for
Infertility
HaEmek Medical Center, Israel 57
Not applicableStudy completedNCT06053827
What this trial is testing

Natural Frozen Embryo Transfer (FET) vs Substituted Frozen Embryo Transfer (FET)

Who this might be right for
Fertility Disorders
Clinique Ovo 1,207
Post-approval studies (Phase 4)Study completedNCT02145819
What this trial is testing

Optimal Planning of a Day 3 Cryopreserved(Frozen)-Thawed Embryo Transfer in a Natural Cycle With hCG Administration or After Spontaneous LH Peak?

Who this might be right for
Supervision of Pregnancy Resulting From In-vitro Fertilization
Universitair Ziekenhuis Brussel 240
Not applicableEnrolling By InvitationNCT06471140
What this trial is testing

Maternal Cardiovascular Adaption to Pregnancy in IVF Patients Following Frozen Embryo Transfer (FET)

Who this might be right for
IVFFrozen Embryo Transfer (FET)Cardiovascular Adaption+2 more
Aalborg University Hospital 75
Large-scale testing (Phase 3)Study completedNCT02825108
What this trial is testing

Intrauterine Injection of Human Chorionic Gonadotropin Injection (hCG) Before Embryo Transfer on Pregnancy Outcomes in Frozen Embryo Transfer Cycles.

Who this might be right for
Infertility
Royan Institute 180
Large-scale testing (Phase 3)UnknownNCT03353883
What this trial is testing

Early Preparation With Gonadotropin- Releasing Hormon (GnRh) Agonists Injection With Frozen-Thawed Embryo Transfer?

Who this might be right for
Infertility, Female
Benha University 200
Not applicableWithdrawnNCT01987856
What this trial is testing

Idealizing Pregnancy Outcome With Single Blastocyst Transfer in a FET Cycle

Who this might be right for
Pregnancy
Antalya IVF
Not applicableActive Not RecruitingNCT04371783
What this trial is testing

Trial Comparing the Live Birth Rate of Immediate Versus Delayed FET Following a Freeze-all Strategy

Who this might be right for
IVFFrozen Embryo Transfer
ShangHai Ji Ai Genetics & IVF Institute 828
Not applicableUnknownNCT06234540
What this trial is testing

A-PRP Intrauterine Instillation in Women With Thin Endometrium

Who this might be right for
Thin Endometrium
Mahidol University 36
Post-approval studies (Phase 4)Study completedNCT03642665
What this trial is testing

Natural Versus Artificial Cycle for Frozen-Thawed Embryo Transfer

Who this might be right for
Embryo Transfer
Universitaire Ziekenhuizen KU Leuven 554
Load More Results