GnRH antagonist

Ganirelix clinical trials

Answer

Ganirelix has 108 registered trials: 11 running, 67 completed, 7 stopped early. 16 posted results.

Trial registerClinicalTrials.gov and EU CTIS, read 2026-10-03

TrialTitleStatusPhaseRegisteredResults
NCT07732348
Trial register
Oral GnRH Antagonist (Linzagolix) Versus Injectable GnRH Antagonist in Controlled Ovarian Stimulation for In Vitro Fertilization: A Randomized Controlled Non-Innot yet recruiting participants-2026-07-28-
NCT06745466
Trial register
Disentangling the Effects of Daily Stress, Sleep, and Sex Hormones on Accelerated Vascular Aging in Midlife Womencurrently recruiting participants-2024-12-20-
2023-508769-33-00
Trial register
Protocol with Progestin-primed Ovarian Stimulation (PPOS) in conventional treatment from the start of stimulation vs protocol with GnRH antagonists as a pituitaNot stated4--
NCT06877429
Trial register
Is the Diurnal Variation in Circulating Levels of Cortisol Reflected in Follicular Fluid of Preovulatory Follicles Close to Ovulation?not yet recruiting participants-2025-03-10-
NCT04983173
Trial register
INTEnsity of ovariaN Stimulation and Embryo Qualitycompleted-2021-07-05-
NCT05954962
Trial register
Efficacy of Micronized Natural Progesterone vs GnRH Antagonist in the Prevention of LH Peak During Ovarian Stimulation.completed-2023-07-20-
NCT07409493
Trial register
IVF Outcomes With Time-Lapse Culture: Comparison Between PPOS and GnRH Antagonist Protocolscurrently recruiting participants-2026-02-06-
NCT06175832
Trial register
PPOS (Progestin Primed Ovarian Stimulation) and Corifollitropin Alfa (CFA) Cross-over Studycurrently recruiting participants-2023-11-28-
NCT05847283
Trial register
DPOS Versus GnRH Antagonist Protocol for Oocyte Accumulation in Low Ovarian Reserve Patients: An RCTcurrently recruiting participants-2023-04-07-
NCT04166825
Trial register
Ovarian Hyperstimulation and Fibrin Clot Properties.currently recruiting participants-2019-11-13-
2025-522525-34-00
Trial register
Effect of Semaglutide on embryo quality in overweight and obese patients undergoing In Vitro Fertilization. A Randomized Controlled TrialNot stated4--
NCT07108621
Trial register
hCG Priming in Women With Diminished Ovarian Reservecurrently recruiting participants-2025-07-11-
NCT05994378
Trial register
To Compare the Efficacy and Safety of Oral SHR 7280 Tablets With Ganirelix Acetate Injection in Infertile Female Subjectscompleted-2023-08-16-
NCT03142893
Trial register
Hormonal Mechanisms of Sleep Restriction - Axis Studyrunning, but no longer enrolling-2017-05-08-
NCT04037605
Trial register
Hormonal Mechanisms of Sleep Restriction - Axis Study in Older Men and Postmenopausal Womenrunning, but no longer enrolling-2019-07-30-
NCT05751252
Trial register
Sub-therapeutic GnRH- Antagonist Treatment to Rectify LH Pulsatility in Lean Women With PCOS.completed-2023-03-02-
NCT06280560
Trial register
Impact of IVF Hormonal Therapy on Endometrial Receptivity and Endometrial Senescent Cell Pathological Accumulationcurrently recruiting participants-2024-02-15-
NCT06091436
Trial register
To Investigate Efficacy and Safety of a Single Injection of GenSci094 for Ovarian Stimulation Using Daily Recombinant FSH as Referencecompleted-2023-10-19-
2024-514102-32-00
Trial register
Short-term GnRH- Antagonist Treatment to Lower LH Pulsatility in Women With PCOS Aiming to Improve Hormonal Functions - SOPKGANINot stated1--
NCT06637189
Trial register
Protocol with Progestin-primed Ovarian Stimulation (PPOS) from the Beginning of Stimulation Versus Protocol with GnRH Antagonists for Ovarian Stimulation in Patlast verified some time ago; the register no longer confirms its status-2024-10-15-
NCT00703014
Trial register
Pregnancy and Neonatal Follow-up of Ongoing Pregnancies Established in Clinical Trial P05787 (P05712)completed-2008-06-20Posted
NCT00702273
Trial register
Follow-up Study of Frozen-thawed Embryo Transfer (FTET) Cycles After Cryopreservation of Embryos in Clinical Trial P05787 (P05716)completed-2008-06-20Posted
NCT00598208
Trial register
A Phase 2, Trial to Investigate the Dose-Response Relationship of a Single Injection of Org 36286 (Corifollitropin Alfa) to Initiate Multiple Follicular Growth completed-2008-01-10-
NCT00702806
Trial register
Investigate Dose of Org 36286 to Initiate Multiple Follicular Growth in a Controlled Ovarian Hyperstimulation Protocol for IVF or IVF/ICSI (P07015)completed-2008-06-18-
NCT00988260
Trial register
Japanese Bridging Trial of Org 37462 (Study P05969)(COMPLETED)completed-2009-10-02-
NCT06481696
Trial register
Possible Action of Resveratrol in Improving the Outcomes of IVF/ICSI in Couples With Unexplained Infertilitylast verified some time ago; the register no longer confirms its status-2024-07-01-
NCT00696800
Trial register
A Study to Investigate the Efficacy and Safety of a Single Injection of Corifollitropin Alfa (Organon 36286) for Ovarian Stimulation Using Daily Recombinant Folcompleted-2008-06-13Posted
NCT00702845
Trial register
To Investigate Efficacy and Safety of a Single Injection of Org 36286 for Ovarian Stimulation Using Daily Recombinant FSH as Reference (Ensure)(P05690/MK-8962-0completed-2008-06-20Posted
NCT01304511
Trial register
Post-Marketing Surveillance of the Safety and Efficacy of Orgalutran (Ganirelix)®completed-2011-02-25-
NCT04327934
Trial register
Mechanisms of Hypertension in Women With Polycystic Ovary Syndrometerminated before completion-2018-10-17Posted
NCT04447872
Trial register
The LUTEAL Trial: Luteal Stimulation vs. Estrogen Priming Protocollast verified some time ago; the register no longer confirms its status-2020-06-18-
NCT04414761
Trial register
Live Birth Rate Between PPOS and GnRH Antagonist Protocol in Patients With Anticipated High Ovarian Responsecompleted-2020-05-26-
NCT04586686
Trial register
Combining Interventions of Fertility Preservation to Mitigate Fertility Loss After Breast Cancerlast verified some time ago; the register no longer confirms its status-2020-08-11-
NCT04616729
Trial register
DEPO-Trigger Trial: GnRH Agonist DEPOt TRIGGER for Final Oocyte Maturationlast verified some time ago; the register no longer confirms its status-2020-11-05-
NCT03767218
Trial register
Initiation of Ovarian Stimulation With Recombinant-human FSH (Bemfola®) in the Late Follicular Phasecompleted-2018-05-17-
NCT04108039
Trial register
Micronized Progesterone vs Gonadotropin-releasing Hormone (GnRH) Antagonist in Freeze-all IVF Cycles.completed-2019-09-20-
NCT02912988
Trial register
Letrozole in Stimulated IVF Cyclescompleted-2016-09-13-
NCT04071574
Trial register
Comparative Study on the Efficacy of Ovarian Stimulation Protocols on the Success Rate of ICSI in Female Infertilitycompleted-2019-08-28-
NCT02865460
Trial register
Coenzyme Q10 Phase III Trial in Gulf War Illnesscompleted-2016-07-28Posted
NCT04168892
Trial register
Anti-Müllerian Hormone (AMH) Measured With Fully Automated Assay Versus AFC in the Prediction of Ovarian Responsecompleted-2019-11-16-
NCT03236545
Trial register
Menopause Effects on Vascular Functioncompleted-2017-07-28-
NCT02402192
Trial register
Type of Gonadotropin and Embryo Kinetics of Developmentterminated before completion-2015-03-18-
NCT03555942
Trial register
Luteal Phase-start Ovarian Stimulation With Corifollitropin Alfacompleted-2018-05-08-
NCT00702546
Trial register
Follow-up Protocol on the Outcome of Frozen-thawed Embryo Transfer Cycles From Clinical Trial P05690 (P05711)completed-2008-06-20Posted
NCT00702624
Trial register
Pregnancy and Neonatal Follow-up of Ongoing Pregnancies Established in Clinical Trial P05690 (Care Program) (P05710)completed-2008-06-20Posted
NCT00724789
Trial register
Monitor the Incidence of Congenital Malformations in Infants of Women Who Have Been Treated With Ganirelix (Orgalutran®)(Study 38644)(P05966)(COMPLETED)completed-2008-07-30-
NCT00725491
Trial register
A Study to Assess the Efficacy and Safety of Ganirelix (Orgalutran®) Treatment in Chinese Women Undergoing Controlled Ovarian Stimulation for in Vitro Fertilizacompleted-2008-07-30Posted
NCT01599494
Trial register
An Efficacy and Safety Study of Corifollitropin Alfa (MK-8962) in Contrast to Recombinant FSH for Use in Controlled Ovarian Stimulation of Indian Women (P07056,withdrawn before enrolling anyone-2012-05-16-
NCT03300518
Trial register
Effectiveness of Estradiol Valerate Pretreatment in Antagonist Protocol for Poor Ovarian Response Patientcompleted-2017-10-03-
NCT04854707
Trial register
An Observational Study of Follitropin Alpha Biosimilar: the Real-world Datacompleted-2021-04-18Posted
NCT04993924
Trial register
GnRH Antagonist Pre-treatment in the Early Follicular Phase for Resolution of a Baseline Functional Ovarian Cystlast verified some time ago; the register no longer confirms its status-2021-08-06-
NCT05071339
Trial register
GnRH Antagonist Pre-treatment for the Prevention of Asynchronous Follicular Growthlast verified some time ago; the register no longer confirms its status-2021-10-08-
NCT03300960
Trial register
Usefulness of Medroxyprogesterone Acetate in Follicular Phase in Oocyte Donors. Undergoing Ovarian Stimulationcompleted-2017-10-04-
NCT01614067
Trial register
Delayed Start to Ovarian Stimulationterminated before completion-2012-06-07Posted
NCT04728659
Trial register
Desogestrel Versus GnRH Antagonist in IVF/ICSIlast verified some time ago; the register no longer confirms its status-2020-12-30-
NCT03291821
Trial register
DuoStim in Cases of PGT: Comparison of Embryo Quantity and Embryonic Quality Using MitoScorecompleted-2017-09-18-
NCT00608062
Trial register
Sex Hormones and Atherosclerosis Prevention in Perimenopausal Womencompleted-2008-02-06Posted
NCT04654741
Trial register
The Rate of Embryo Euploidy in Progestin-primed Ovarian Stimulation Cycleslast verified some time ago; the register no longer confirms its status-2020-12-04-
NCT03861715
Trial register
Single Follicular Dexarelix for LH Suppression During Ovarian Stimulation in Oocyte Donors.last verified some time ago; the register no longer confirms its status-2019-03-01-
NCT04458454
Trial register
"Study of the Effects of Serum and Follicular Fluid Relaxin Levels on Ovarian Function in IVF Cycles"completed-2020-05-09-
NCT04416607
Trial register
Corifollitropin Alpha and Ovarian Responsecompleted-2020-05-26-
NCT00589134
Trial register
The Effects of Estradiol and Progesterone on Arginine Vasopressin Regulation and Serum Sodium Concentrationcompleted-2008-01-09-
NCT03051087
Trial register
To Compare and Evaluate the Efficacy and Safety of Ganilever PFS(Prefilled Syringe) and Orgalutran®completed-2017-02-13-
NCT00823472
Trial register
Trial Comparing Start Stimulation of Recombinant Follicle Stimulating Hormone (rFSH) on Cycle Day 2 Versus Cycle Day 5 in In Vitro Fertilization (IVF)terminated before completion-2009-01-13Posted
NCT01153581
Trial register
Sex Hormones and Orthostatic Tolerancecompleted-2010-06-30Posted
NCT00633555
Trial register
A Comparison of the Microdose Leuprolide Protocol vs. Luteal Phase Ganirelix Protocol in Women Who Are or Who Are Predicted to be Low Responderscompleted-2008-03-12-
NCT03477929
Trial register
Cetrorelix and Ganirelix Flexible Protocol for (IVF)last verified some time ago; the register no longer confirms its status-2018-03-27-
NCT02069808
Trial register
Efficacy of Recombinant FSH/GnRH Antagonist Protocol With and Without LH Adjunct for Egg Bank Donationcompleted-2014-02-24-
NCT00734279
Trial register
Follicle-Stimulating Hormone (FSH) and the Onset of Pubertycompleted-2008-08-14-
NCT01385332
Trial register
A Comparative Study of Two Patterns of Controlled Ovarian Hyperstimulation in Mid Follicular Phase or Early Luteal Phase for Egg Donorscompleted-2010-05-28-
NCT02796105
Trial register
Progevera 10 mg® Versus Orgalutran® in Ovarian Stimulation Cycles of Oocyte Donorscompleted-2016-06-07-
NCT02118051
Trial register
Effect of Treatment With Corifollitropin Alpha in Vitro Fertilization in Patients With Poor Ovarian Response.completed-2014-04-21-
NCT01590173
Trial register
Addition of Prednisolone and Heparin in Patients Undergoing IVF With Failed IVF Cyclescompleted-2012-04-30-
NCT02429999
Trial register
Letrozole in Assisted Reproductive Technologylast verified some time ago; the register no longer confirms its status-2015-04-25-
NCT00757185
Trial register
Compromised Microcirculation in Women With Polycystic Ovary Syndromecompleted-2008-09-23-
NCT01816321
Trial register
Corifollitropin Alfa Followed by Menotropin for Poor Ovarian Responders Trialcompleted-2013-03-22-
NCT01798862
Trial register
Endometrial Injury and IVF Outcome Parameters in Patients With Failed IVF Cyclescompleted-2013-02-19-
NCT00756028
Trial register
Short Versus Long Protocol for IVF and IVF+ICSIcompleted-2008-09-18-
NCT01206803
Trial register
Ovarian Response Prediction in In Vitro Fertilization (IVF) Patientscompleted-2010-09-21-
NCT02635607
Trial register
Effectiveness and Safety Study of Fixed Versus Flexible of Gonadotropin-releasing Hormone Antagonist Protocollast verified some time ago; the register no longer confirms its status-2015-12-21-
NCT00225433
Trial register
Luteal Phase FSH in the IVF Poor Respondercompleted-2005-09-23-
NCT00780858
Trial register
Premature Luteinization Prevention by GnRH Antagonist in Patients Undergoing IUIcompleted-2008-10-28-
NCT01645241
Trial register
Evolutive Potential of Embryos Obtained From Oocytes After Luteal Phase Ovarian Stimulationcompleted-2012-07-20-
NCT01422395
Trial register
Effect of Oocyte Vitrification on Fertilization Rate, Embryo Quality and Developmentcompleted-2011-08-22-
NCT01669291
Trial register
Effect of GnRH Antagonist vs Agonist Long on IVF Outcome, Peak Estradiol Level,and Duration of Stimulationcompleted-2012-08-09-
NCT02046655
Trial register
Corifollitropin Alfa Compared to Daily rFSH in Poor Responders Undergoing ICSIcompleted-2013-12-18-
NCT00298025
Trial register
A Study to Compare the Safety and Efficacy of Cetrotide® 3 Milligram (mg) Versus Antagon™ in Women Undergoing Ovarian Stimulationcompleted-2006-02-27-
NCT00823004
Trial register
Antagonist/Letrozole in Poor Responderscompleted-2009-01-15-
NCT00417066
Trial register
Flexible GnRH Antagonist vs Flare up GnRH Agonist Protocol in Poor Responderscompleted-2006-12-29-
NCT00417157
Trial register
Modified Natural Cycle Offers a Chance of Pregnancy in Patients With Poor Response and High Basal FSHcompleted-2006-12-29-
NCT00866008
Trial register
A Study of the Effects of a Novel Ovarian Stimulation Regimen on Embryo Aneuploidy Rates in In Vitro Fertilization (IVF)terminated before completion-2009-03-19-
NCT01888744
Trial register
Preimplantation Genetic Diagnosis (PGD) With Gonadotropin-releasing Hormone (GnRH) Agonist Versus Antagonistcompleted-2013-06-21-
NCT00826839
Trial register
Oral Microdose Lupron Versus Luteal Estradiol Trial in Poor Responder In Vitro Fertilization (IVF) Patientswithdrawn before enrolling anyone-2009-01-21-
NCT01286051
Trial register
Single Injection of Ganirelix in Gonadotropin Intrauterine Insemination (IUI) Cyclescompleted-2011-01-31-
NCT01636505
Trial register
The Results of Preimplantation Genetic Diagnosis and Preimplantation Genetic Screening of Embryos Obtained From GnRH-agonist Long and GnRH-antagonist Ovarian Stlast verified some time ago; the register no longer confirms its status-2012-07-05-
NCT01218386
Trial register
Pretreatment With Estradiol Valeratecompleted-2010-10-08-
NCT01487486
Trial register
Proteomics & Glyco-Proteomic Analysis of Follicular Fluidlast verified some time ago; the register no longer confirms its status-2011-11-16-
NCT00802360
Trial register
MENOPUR® Versus FOLLISTIM®completed-2008-12-04Posted
NCT01424618
Trial register
A Novel Approach to Endometrial Preparation in Recipients of Donor Eggslast verified some time ago; the register no longer confirms its status-2011-08-29-
NCT00434122
Trial register
Exploratory Study Assessing Synchronisation of Egg Sacs With Degarelixcompleted-2007-02-12Posted
NCT01255397
Trial register
Proposed Research Protocol For Male Infertilitylast verified some time ago; the register no longer confirms its status-2010-12-06-
NCT00985062
Trial register
Mild Versus Conventional Ovarian Stimulation Treatment for In Vitro Fertilizationcompleted-2009-09-24-
NCT00830492
Trial register
Clomiphene Citrate (CC)/Gonadotropin/Gonadotropin Releasing Hormone (GnRH) Antagonist Versus Gonadotropin/GnRH Agonistcompleted-2009-01-27-
NCT00823602
Trial register
Agonist Gonadotropin-Releasing Hormone (GnRH) Versus Antagonist GnRHlast verified some time ago; the register no longer confirms its status-2009-01-15-
NCT00461422
Trial register
Early Follicular Supplementation of Ganirelix in IVF 2004completed-2007-04-18-
NCT00635258
Trial register
Administration of GnRH Antagonist to Oocyte Donation Recipientscompleted-2008-03-13-
NCT00417144
Trial register
Comparison Between GnRH Agonist and GnRH Antagonist Protocols of Ovarian Stimulation in PCOS Patientslast verified some time ago; the register no longer confirms its status-2006-12-29-
NCT00417183
Trial register
Comparison of the Long GnRH Agonist Protocol and the Flexible GnRH Antagonist Protocol of Ovarian Stimulationlast verified some time ago; the register no longer confirms its status-2006-12-29-

Source: ClinicalTrials.gov and EU CTIS, read 2026-10-03. Not medical advice.

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