Efficacy of Micronized Natural Progesterone vs GnRH Antagonist in the Prevention of LH Peak During Ovarian Stimulation.

Summary

This study aims to investigate if the use of oral micronized natural progesterone is not inferior to the use of subcutaneous antagonist in preventing LH peak in controlled ovarian stimulation.

Timeline

Start

2023-12-23

Primary completion

2025-04-03

Completion

2025-08-30

Publications

• Background A double-blind, randomized, dose-finding study to assess the efficacy of the gonadotrophin-releasing hormone antagonist ganirelix (Org 37462) to prevent premature luteinizing hormone surges in women undergoing ovarian stimulation with recombinant follicle stimulating hormone (Puregon). The ganirelix dose-finding study group. Hum Reprod. 1998 Nov;13(11):3023-31.
• Background Balasch J, Creus M, Fabregues F, Carmona F, Casamitjana R, Penarrubia J, Rivera F, Vanrell JA. Hormonal profiles in successful and unsuccessful implantation in IVF-ET after combined GnRH agonist/gonadotropin treatment for superovulation and hCG luteal support. Gynecol Endocrinol. 1995 Mar;9(1):51-8. doi: 10.3109/09513599509160191.
• Background Begueria R, Garcia D, Vassena R, Rodriguez A. Medroxyprogesterone acetate versus ganirelix in oocyte donation: a randomized controlled trial. Hum Reprod. 2019 May 1;34(5):872-880. doi: 10.1093/humrep/dez034.
• Background Castillo JC, Haahr T, Martinez-Moya M, Humaidan P. Gonadotropin-releasing hormone agonist for ovulation trigger - OHSS prevention and use of modified luteal phase support for fresh embryo transfer. Ups J Med Sci. 2020 May;125(2):131-137. doi: 10.1080/03009734.2020.1736696. Epub 2020 May 4.
• Background Fauser BC, Devroey P. Why is the clinical acceptance of gonadotropin-releasing hormone antagonist cotreatment during ovarian hyperstimulation for in vitro fertilization so slow? Fertil Steril. 2005 Jun;83(6):1607-11. doi: 10.1016/j.fertnstert.2005.02.011.
• Background Giles J, Alama P, Gamiz P, Vidal C, Badia P, Pellicer A, Bosch E. Medroxyprogesterone acetate is a useful alternative to a gonadotropin-releasing hormone antagonist in oocyte donation: a randomized, controlled trial. Fertil Steril. 2021 Aug;116(2):404-412. doi: 10.1016/j.fertnstert.2021.02.036. Epub 2021 Apr 2.
• Background Griesinger G, Dawson A, Schultze-Mosgau A, Finas D, Diedrich K, Felberbaum R. Assessment of luteinizing hormone level in the gonadotropin-releasing hormone antagonist protocol. Fertil Steril. 2006 Mar;85(3):791-3. doi: 10.1016/j.fertnstert.2005.08.048.
• Background Guo YC, Chen PY, Li TT, Jia L, Sun P, Zhu WS, Deng CC, Fang C, Liang XY. Different progestin-primed ovarian stimulation protocols in infertile women undergoing in vitro fertilization/intracytoplasmic sperm injection: an analysis of 1188 cycles. Arch Gynecol Obstet. 2019 Apr;299(4):1201-1212. doi: 10.1007/s00404-019-05065-4. Epub 2019 Mar 9.
• Background Kuang Y, Chen Q, Fu Y, Wang Y, Hong Q, Lyu Q, Ai A, Shoham Z. Medroxyprogesterone acetate is an effective oral alternative for preventing premature luteinizing hormone surges in women undergoing controlled ovarian hyperstimulation for in vitro fertilization. Fertil Steril. 2015 Jul;104(1):62-70.e3. doi: 10.1016/j.fertnstert.2015.03.022. Epub 2015 May 5.
• Background Macklon NS, Stouffer RL, Giudice LC, Fauser BC. The science behind 25 years of ovarian stimulation for in vitro fertilization. Endocr Rev. 2006 Apr;27(2):170-207. doi: 10.1210/er.2005-0015. Epub 2006 Jan 24.
• Background Messinis IE, Templeton AA. Endocrine and follicle characteristics of cycles with and without endogenous luteinizing hormone surges during superovulation induction with pulsatile follicle-stimulating hormone. Hum Reprod. 1987 Jan;2(1):11-6. doi: 10.1093/oxfordjournals.humrep.a136481.
• Background Porter RN, Smith W, Craft IL, Abdulwahid NA, Jacobs HS. Induction of ovulation for in-vitro fertilisation using buserelin and gonadotropins. Lancet. 1984 Dec 1;2(8414):1284-5. doi: 10.1016/s0140-6736(84)92840-x. No abstract available.
• Background Yu S, Long H, Chang HY, Liu Y, Gao H, Zhu J, Quan X, Lyu Q, Kuang Y, Ai A. New application of dydrogesterone as a part of a progestin-primed ovarian stimulation protocol for IVF: a randomized controlled trial including 516 first IVF/ICSI cycles. Hum Reprod. 2018 Feb 1;33(2):229-237. doi: 10.1093/humrep/dex367.
• Background Zhu X, Ye H, Fu Y. Duphaston and human menopausal gonadotropin protocol in normally ovulatory women undergoing controlled ovarian hyperstimulation during in vitro fertilization/intracytoplasmic sperm injection treatments in combination with embryo cryopreservation. Fertil Steril. 2017 Sep;108(3):505-512.e2. doi: 10.1016/j.fertnstert.2017.06.017. Epub 2017 Jul 8.
• Martinez-Moya M, Guerrero J, Girela JL, Pitas A, Bernabeu A, Bernabeu R, Castillo JC. Micronized natural progesterone (Seidigestan(R)) vs GnRH antagonists for preventing the LH surge during controlled ovarian stimulation (PRO_NAT study): study protocol of a randomized clinical trial. Front Endocrinol (Lausanne). 2024 Mar 21;15:1350154. doi: 10.3389/fendo.2024.1350154. eCollection 2024.

Drugs

Indications

No indication recorded.