Clinical trials: GnRH Antagonist
Pregnancy, Embryo Implantation
Administration of GnRH Antagonist to Oocyte Donation Recipients
This prospective and randomized study was performed to evaluate whether the replacement of GnRH agonist by a GnRH antagonist in oocyte donation recipients during endometrial preparation has any impact on pregnancy and…
- Trial name
- GnRH-Ovodon (NCT00635258)
- Testing
- triptorelin (Decapeptyl®, Ipsen Pharma, Barcelona, Spain), GnRH antagonist (Orgalutran®)
- Where
- Spain
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Centro Ginecologia y Obstetricia.
Pregnancy Result Rape
The Effect of Luteinizing Hormone (LH) Supplementation Following Gonadotropin-releasing Hormone (GnRH) Antagonist Administration in Advanced Reproductive Ageing Women Undergoing IVF and Embryo Transfer (IVF/ET)
To explore whether recombinant LH (rLH) supplementation (Leuveris) to recombinant follicle stimulating hormone (rFSH) following GnRH antagonist treatment has an advantage in infertile women with advanced reproductive ageing…
- Trial name
- NCT01016210
- Testing
- Leuveris
- Where
- Israel
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- The Baruch Padeh Medical Center, Poriya
Premature Luteinisation, Progesterone Elevation
Ovarian Stimulation With FSH Alone Versus FSH Plus GnRH Antagonist in an Oocyte Donor/Recipient Programme
The aim of this study is to compare the efficacy of a protocol using FSH alone with that of a protocol using FSH plus a GnRH antagonist for controlled ovarian hyperstimulation in cycles of elective freezing in the context of a…
- Trial name
- NCT05759871
- Testing
- GnRH antagonist
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- National and Kapodistrian University of Athens
Egg Donation
Efficacy of Recombinant FSH/GnRH Antagonist Protocol With and Without LH Adjunct for Egg Bank Donation
Disprove the null hypothesis as follows: Among the investigator's egg bank donors undergoing ovulation induction with recombinant FSH medication per treatment protocol outlined below, use of adjunctive LH activity medication…
- Trial name
- NCT02069808
- Testing
- Follistim, Ganirelix, Menotropins
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Michigan Reproductive Medicine
Ovulation; Failure or Lack of
Hormonal Effects of the Oral Gonadotropin Releasing Hormone (GnRH) Antagonist at Different Periods of the Menstrual Cycle
The purpose of this study is twofold: First, to see if elagolix can suppress gonadotropin and ovarian hormones in the short-term period, when only administered for a 72-hour period.
- Trial name
- NCT04060992
- Testing
- Elagolix 200 MG Oral Tablet [Orilissa]
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Infertility, Premature Ovarian Failure
Single Follicular Dexarelix for LH Suppression During Ovarian Stimulation in Oocyte Donors.
A randomized prospective study in the evaluation of the long acting GnRH antagonist Degarelix against the classical multidose regime with Ganirelix for LH suppression during the follicular phase of an ovarian stimulation cycle in…
- Trial name
- NCT03861715
- Testing
- live birth rate
- Where
- Greece
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Assisting Nature
Diminished Ovarian Reserve
DPOS Versus GnRH Antagonist Protocol for Oocyte Accumulation in Low Ovarian Reserve Patients: An RCT
One of the barriers in patients with diminished ovarian reserve (DOR) is the significantly reduced number of oocytes resulting in fewer oocytes collected and embryos formed.
- Trial name
- DPOS (NCT05847283)
- Testing
- Dydrogesterone priming ovarian stiumulation protocol, GnRH antagonist protocol
- Where
- 2 sites in Vietnam
- Volunteers
- 730 people, healthy volunteers welcome
- Sponsor
- Tam Anh TP. Ho Chi Minh General Hospital
Female Infertility
Impact of Clomiphene Citrate Administration During the Early Luteal Phase on Endocrine Profile in IVF Cycles
The purpose of this study is to evaluate the effect on LH levels of the 5-day CC administration during luteal phase in oocyte donors, to investigate whether the CC corrects the suppressed LH levels in the luteal phase and whether…
- Trial name
- CLOFA (NCT01791751)
- Testing
- Clomifene Citrate
- Where
- Spain
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Fundació Privada Eugin
In Vitro Fertilization
Corifollitropin Alfa Application in PCOS Patients
Corifollitropin alfa, single dose administered sustains multiple follicular development for 7 days. However, It may induce ovarian hyperstimulation syndrome (OHSS), especially in high responder women such as patients of…
- Trial name
- NCT02215135
- Testing
- Corifollitropin alfa
- Where
- Taiwan
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Shin Kong Wu Ho-Su Memorial Hospital
Female Infertility Due to Nonimplantation of Ovum, Complications Associated With Artificial Fertilization
Comparing Ovarian Stimulation for Assisted Reproduction With Two Different Forms of Pituitary Suppression
The purpose of this study is to assess the non-inferiority of a multidose GnRH antagonist (cetrorelix) regimen to a GnRH agonist (triptorelin) long protocol in young infertile women undergoing ovarian stimulation with Pergoveris…
- Trial name
- Pergoveris (NCT01565265)
- Testing
- Pergoveris in long protocol with GnRH agonist, Pergoveris in GnRH antagonist protocol
- Where
- Switzerland
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Infertility
GnRH Agonist and Progesterone Versus Progesterone Only for Luteal Phase Support in Antagonist Cycles
In-Vitro Fertilisation (IVF) is the term commonly applied to a form of treatment for infertility that involves controlled ovarian hyperstimulation, egg maturation, egg collection, fertilisation, embryo culture and finally embryo…
- Trial name
- GALA (NCT02262416)
- Testing
- leuprolide
- Where
- Australia
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Queensland Fertility Group
Infertility, Premature Ovarian Failure
Modified Natural Cycle Offers a Chance of Pregnancy in Patients With Poor Response and High Basal FSH
The purpose of this study is to evaluate the effectiveness of a modified natural cycle in patients with previous poor response to infertility drugs and high basal FSH, prior to proceeding to oocyte donation or abandoning…
- Trial name
- NCT00417157
- Testing
- recombinant FSH (Puregon, Organon, The Netherlands), GnRH antag: Ganirelix (Orgalutran, Organon, The Netherlands), hCG (Pregnyl, Organon, The Netherlands)
- Where
- Greece
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- Eugonia
Healthy
ACY-7 Oral Administration of Acyline
We propose oral dosing of gastrointestinal permeation enhancement technology [GIPET] enhanced oral acyline at 20 mg everyday for one week to determine the steady-state (multiple-dose) pharmacokinetics of oral acyline in four…
- Trial name
- ACY-7 (NCT00603187)
- Testing
- Acyline
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- University of Washington
Compare Pregnancy Rates Between FSH Stimulation and FSH and, GnRH Antagonist
Single Injection of Ganirelix in Gonadotropin Intrauterine Insemination (IUI) Cycles
Ovulation induction (OI) using gonadotropins is one of the most widely prescribed treatments of infertility. One common problem encountered while attempting OI using gonadotropins is premature ovulation.
- Trial name
- NCT01286051
- Testing
- Follistim administration, Follistim plus Ganirelix
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Houston Fertility Institute
Female Infertility
There is a Value of Luteinizing Hormone Predictive of in Vitro Fertilization Treatment Outcome in Antagonist Protocols?
This study, prospective randomized controlled trial, tried to identify a cut off value of luteinizing hormone predictive of in vitro fertilization outcome in a fixed or flexible gonadotropin-releasing hormone antagonist…
- Trial name
- NCT02328924
- Testing
- LH value
- Volunteers
- 213 people, healthy volunteers welcome
- Sponsor
- U.O.S. Procreazione Medicalmente Assistita e Congelamento Gameti
Polycystic Ovary Syndrome, Ovarian Hyperstimulation Syndrome
The Four Methods of Ovarian Stimulation in Patients With Polycystic Ovarian Syndrome
This study is a randomized controlled clinical trial to compare the pregnancy outcomes of mild and minimal stimulation in infertile women with polycystic ovarian syndrome.
- Trial name
- NCT03876145
- Testing
- Minimal ovarian stimulation
- Where
- Iran
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Royan Institute
PCOS GnRH Antagonist and GnRH Agonist IVF/ICSI Cycles
In Vitro Fertilization Outcomes of Two Treatment Protocols in Women With Polycystic Ovary Syndrome
Outcomes of IVF/ICSI cycles of women with PCOS undergoing Gonadotropin Releasing Hormone (GnRH) agonist and GnRH Antagonist fixed protocol.
- Trial name
- PCOS and ivf (NCT01354275)
- Testing
- To compare the IVF/ICSI outcomes of GnRH Antagonist cycle versus GnRH agonist cycle, GnRH Antagonist
- Where
- Turkey (Türkiye)
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Bulent Haydardedeoglu
OVARIAN STIMULATION, Telomere Length
Does Recombinant FSH (rFSH, i.g. Gonal F®) as Compared to Human Menopausal Gonadotrophin (hMG) Affect Telomere Length of Cumulus Cells During Antral Follicle Growth and Impact Blastocyst Status?
Gonal-F® (follitropin alfa) is a recombinant FSH without LH activity, while Menopur® contains both LH and hCG. The MEGASET trial compared Menopur® and Gonal-F® in GnRH antagonist cycles with SET, showing similar efficacy.
- Conditions
- OVARIAN STIMULATION, Telomere Length, Telomere Length, Mean Leukocyte
- Trial name
- rFSH and hMG (NCT06732843)
- Where
- United Arab Emirates
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- ART Fertility Clinics LLC
Ovarian Hyperstimulation Syndrome
Double GnRH Antagonist Daily Dose in Hyperresponding IVF/ICSI Cycles May Prevent the OHSS
The possibility to prevent the early ovarian hyperstimulation syndrome (OHSS) by doubling the daily dose of GnRH-antagonist in women stimulated with the antagonist protocol who are at risk for OHSS was evaluated.
- Trial name
- NCT01477970
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Iakentro Fertility Centre
Premenopause
Clinical Pharmacological Study of GnRH Antagonist, Cetrorelix for Healthy Female Volunteer
GnRH analogs are globally used for assisted reproduction in infertile patients. To date, in healthy female volunteers the pharmacokinetic and pharmacodynamic profiles of cetrorelix when administered in a single dose have been…
- Trial name
- NCT00628121
- Testing
- Cetrorelix
- Where
- Japan
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Nippon Kayaku Co., Ltd.