Testing effectiveness (Phase 2)Study completedNCT02845388What this trial is testingSildenafil Citrate in Frozen Embryo TransferWho this might be right forInfertility Omar Ahmed El Sayed Saad 90
Post-approval studies (Phase 4)UnknownNCT02330757What this trial is testingHRT Versus MOS for Endometrial Preparation Prior to FET in Non PCOS PatientsWho this might be right forInfertility Mansoura University 150
Not applicableStudy completedNCT05189145What this trial is testingHormonal Monitoring and Progesterone Adjustment in Frozen Embryo Transfer CyclesWho this might be right forFemale Infertility Alexandria University 600
Not applicableUnknownNCT03854175What this trial is testingEffect of Vaginal Sildenafil Citrate on Endometrial Preparation and Outcome in Frozen Thawed Embryo Transfer CyclesWho this might be right forInfertility Cairo University 80
Not applicableUnknownNCT03518528What this trial is testingComparison of Vaginal and Transdermal Oestrogen Before Frozen Thawed Embryo TransferWho this might be right forEmbryo TransferInfertility University Hospital, Angers 100
Not applicableEnded earlyNCT02570386What this trial is testingClinical Effectiveness of Frozen Thawed Embryo Transfer Compared to Fresh Embryo TransferWho this might be right forSubfertility The University of Hong Kong 138
Post-approval studies (Phase 4)Study completedNCT02620124What this trial is testingGnRH Agonist as Luteal Support in FET CyclesWho this might be right forInfertility Turku University Hospital 100
Not applicableEnded earlyNCT02197832What this trial is testingA RCT on the Effect of Endometrial Injury on Improving Ongoing Pregnancy Rate in Subfertile Women Undergoing FET CyclesWho this might be right forSubfertility The University of Hong Kong 20
Post-approval studies (Phase 4)Ended earlyNCT03115320What this trial is testingFrozen-thawed Embryo Transfer in a Natural Cycle: hCG Triggering Versus LH Home TestWho this might be right forInfertility Tampere University Hospital 62
Not applicableUnknownNCT04503915What this trial is testingEstrogen Supplementation Mode in HRT-FET Cycle: a RCTWho this might be right forHormone Replacement TherapyEstrogenLive Birth Rate Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University 784
Not applicableStudy completedNCT05588635What this trial is testingAssociation Between Live Birth Rate and Serum Progesterone During Hormonal Replacement TherapyWho this might be right forOvarian Hyperstimulation SyndromeFrozen-thawed Embryo Transfers Centre Hospitalier Régional Metz-Thionville 168
Not applicableStudy completedNCT03312309What this trial is testingPersonal FET in RIF Patients According to Histological Dating of Endometrial of Natural/ Hormone Replacement CycleWho this might be right forInfertility, Female Reproductive & Genetic Hospital of CITIC-Xiangya 155
Post-approval studies (Phase 4)Study completedNCT02145819What this trial is testingOptimal 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 forSupervision of Pregnancy Resulting From In-vitro Fertilization Universitair Ziekenhuis Brussel 240
Large-scale testing (Phase 3)Not Yet RecruitingNCT07692672What this trial is testingIntrauterine G-CSF Infusion for Thin EndometriumWho this might be right forThin EndometriumFemale Infertility Nanjing University 620
Not applicableUnknownNCT04554654What this trial is testingProgesterone Levels and Endometrial Compaction in Frozen-Thawed Embryo Transfer CyclesWho this might be right forInfertility, FemaleInfertility of Uterine OriginImplantation; Placenta Cem Demirel 200
Post-approval studies (Phase 4)Temporarily pausedNCT00345306What this trial is testingArtificial Endometrial Preparation for Frozen Thawed Embryo Transfer Applying Either Endometrin or UtrogestanWho this might be right forFrozen Thawed Embryo Transfer Hadassah Medical Organization 120
Not applicableWithdrawnNCT04310683What this trial is testingNatural Cycle Versus Hormone Replaced CycleWho this might be right forIVF Women's Hospital School Of Medicine Zhejiang University
Post-approval studies (Phase 4)UnknownNCT03060304What this trial is testingThe Effect of Tamoxifen on Clinical Outcome in Women With Thin Endometrium Undergoing Frozen Thawed Cycle.Who this might be right forEndometrium Sun Yat-sen University 100
Not applicableStudy completedNCT00702546What this trial is testingFollow-up Protocol on the Outcome of Frozen-thawed Embryo Transfer Cycles From Clinical Trial P05690 (P05711)Who this might be right forIn Vitro Fertilization Organon and Co 102
Large-scale testing (Phase 3)Looking for participantsNCT06644794What this trial is testingProgesterone-modified Natural Cycle for FETWho this might be right forInfertility, Female Shandong University of Traditional Chinese Medicine 336