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Study · Randomized controlled trial · n = 600 · 2006

6 results

Beneficial effect of luteal-phase GnRH agonist administration on embryo implantation after ICSI in both GnRH agonist- and antagonist-treated ovarian stimulation cycles.

Tesarik J, Hazout A, Mendoza-Tesarik R, Mendoza N, Mendoza C

Human reproduction (Oxford, England)22 Aug 2006Cited by 89 (Europe PMC)

Summary

The text of this summary is not shown here, because the article license does not allow reuse. Read it at the source (opens in a new tab)

Text rights: Publisher copyright. Results still quote short attributed sentences.

Results from this study6

6 results from studies that gave the peptide. 6 results from people.

  1. 01HumanRandomized controlled trialEfficacy outcome

    In women undergoing ICSI, luteal-phase triptorelin significantly increased implantation rates versus placebo across both stimulation protocols.

    In plain wordsIn women undergoing ICSI, luteal-phase triptorelin increased implantation rates compared with placebo.

    Outcome
    IncreaseImplantation rate
    Study

    n = 600

    Comparator
    Placebo
    Analysis
    Primary
    Outcome group
    Sex hormones and fertility · Reproductive and sexual health
    Studied dose
    0.1 mg · injection · Single injection on day 6 after ICSIAs given in this study (human).

    Source sentences

    Summary
    Administration of 0.1 mg of GnRH agonist triptorelin on day 6 after ICSI led to a significant improvement of implantation and live birth rates after ICSI as compared with placebo.
    2 context sentences
    Summary · context
    Implantation and live birth rates were the primary outcomes.
    Summary · context
    Six hundred women about to undergo ovarian stimulation for ICSI (300 using a long GnRH agonist protocol and 300 using a GnRH antagonist protocol) were enrolled in this study. Patients treated with each of these two protocols were randomly assigned to receive a single injection of GnRH agonist or pla…
  2. 02HumanRandomized controlled trialEfficacy outcome

    In women undergoing ICSI, luteal-phase triptorelin significantly increased live birth rates versus placebo across both stimulation protocols.

    In plain wordsIn women undergoing ICSI, luteal-phase triptorelin increased live birth rates compared with placebo.

    Outcome
    IncreaseLive birth rate
    Study

    n = 600

    Comparator
    Placebo
    Analysis
    Primary
    Outcome group
    Sex hormones and fertility · Reproductive and sexual health
    Studied dose
    0.1 mg · injection · Single injection on day 6 after ICSIAs given in this study (human).

    Source sentences

    Summary
    Administration of 0.1 mg of GnRH agonist triptorelin on day 6 after ICSI led to a significant improvement of implantation and live birth rates after ICSI as compared with placebo.
    2 context sentences
    Summary · context
    Implantation and live birth rates were the primary outcomes.
    Summary · context
    Six hundred women about to undergo ovarian stimulation for ICSI (300 using a long GnRH agonist protocol and 300 using a GnRH antagonist protocol) were enrolled in this study. Patients treated with each of these two protocols were randomly assigned to receive a single injection of GnRH agonist or pla…
  3. 03HumanRandomized controlled trialEfficacy outcome

    In women undergoing ICSI, luteal-phase triptorelin increased serum HCG in both ovarian stimulation regimens versus placebo.

    In plain wordsIn women undergoing ICSI, triptorelin increased luteal serum HCG compared with placebo in both stimulation regimens.

    Outcome
    IncreaseLuteal serum HCG
    Study

    n = 600

    Comparator
    Placebo
    Outcome group
    Sex hormones and fertility · Reproductive and sexual health
    Studied dose
    0.1 mg · injection · Single injection on day 6 after ICSIAs given in this study (human).

    Source sentences

    Summary
    Moreover, luteal-phase GnRH agonist administration increased luteal-phase serum HCG, estradiol and progesterone concentrations in both ovarian stimulation regimens.
    1 context sentence
    Summary · context
    Six hundred women about to undergo ovarian stimulation for ICSI (300 using a long GnRH agonist protocol and 300 using a GnRH antagonist protocol) were enrolled in this study. Patients treated with each of these two protocols were randomly assigned to receive a single injection of GnRH agonist or pla…
  4. 04HumanRandomized controlled trialEfficacy outcome

    In women undergoing ICSI, luteal-phase triptorelin increased serum estradiol in both ovarian stimulation regimens versus placebo.

    In plain wordsIn women undergoing ICSI, triptorelin increased luteal serum estradiol compared with placebo in both stimulation regimens.

    Outcome
    IncreaseLuteal serum estradiol
    Study

    n = 600

    Comparator
    Placebo
    Outcome group
    Sex hormones and fertility · Reproductive and sexual health
    Studied dose
    0.1 mg · injection · Single injection on day 6 after ICSIAs given in this study (human).

    Source sentences

    Summary
    Moreover, luteal-phase GnRH agonist administration increased luteal-phase serum HCG, estradiol and progesterone concentrations in both ovarian stimulation regimens.
    1 context sentence
    Summary · context
    Six hundred women about to undergo ovarian stimulation for ICSI (300 using a long GnRH agonist protocol and 300 using a GnRH antagonist protocol) were enrolled in this study. Patients treated with each of these two protocols were randomly assigned to receive a single injection of GnRH agonist or pla…
  5. 05HumanRandomized controlled trialEfficacy outcome

    In women undergoing ICSI, luteal-phase triptorelin increased serum progesterone in both ovarian stimulation regimens versus placebo.

    In plain wordsIn women undergoing ICSI, triptorelin increased luteal serum progesterone compared with placebo in both stimulation regimens.

    Outcome
    IncreaseLuteal serum progesterone
    Study

    n = 600

    Comparator
    Placebo
    Outcome group
    Sex hormones and fertility · Reproductive and sexual health
    Studied dose
    0.1 mg · injection · Single injection on day 6 after ICSIAs given in this study (human).

    Source sentences

    Summary
    Moreover, luteal-phase GnRH agonist administration increased luteal-phase serum HCG, estradiol and progesterone concentrations in both ovarian stimulation regimens.
    1 context sentence
    Summary · context
    Six hundred women about to undergo ovarian stimulation for ICSI (300 using a long GnRH agonist protocol and 300 using a GnRH antagonist protocol) were enrolled in this study. Patients treated with each of these two protocols were randomly assigned to receive a single injection of GnRH agonist or pla…
  6. 06HumanRandomized controlled trialEfficacy outcome

    In women undergoing GnRH antagonist-treated ICSI cycles, luteal-phase triptorelin increased ongoing pregnancy rates versus placebo.

    In plain wordsIn women undergoing antagonist-treated ICSI cycles, triptorelin increased ongoing pregnancy rates compared with placebo.

    Outcome
    IncreaseOngoing pregnancy rate
    Study

    n = 300

    Comparator
    Placebo
    Outcome group
    Sex hormones and fertility · Reproductive and sexual health
    Studied dose
    0.1 mg · injection · Single injection on day 6 after ICSIAs given in this study (human).

    Source sentences

    Summary
    In GnRH antagonist-treated ovarian stimulation cycles, luteal-phase GnRH agonist also increased ongoing pregnancy rate.
    2 context sentences
    Summary · context
    Administration of 0.1 mg of GnRH agonist triptorelin on day 6 after ICSI led to a significant improvement of implantation and live birth rates after ICSI as compared with placebo.
    Summary · context
    Six hundred women about to undergo ovarian stimulation for ICSI (300 using a long GnRH agonist protocol and 300 using a GnRH antagonist protocol) were enrolled in this study. Patients treated with each of these two protocols were randomly assigned to receive a single injection of GnRH agonist or pla…

AI wrote and checked these results. AI can make mistakes, so check important results against the source.

Registered trials7

Trials this study reports on, or that list this study as a reference. Registry data from ClinicalTrials.gov.

7 trials · 1 ongoing · 3 completed · source ClinicalTrials.gov (opens in a new tab)

RecruitingPhase not statedNCT07620067

GnRH for Luteal Support - Mechanism of Action

Heli Alexandronin = 15018 May 2026 to est. 31 Dec 2026

GnRH Antagonist IVF Protocol · Fresh Embryo Transfer · Administration of Hormonal Luteal Support

CompletedPhase 4NCT05286554

Addition of Gonadotropin Releasing Hormone Agonist to Luteal Phase Support

Alexandria Universityn = 7517 Mar 2022 to 18 Jan 2024

Female Infertility

Trial pageClinicalTrials.govUpdated 29 Jan 2025
CompletedPhase not statedNCT04174378

Luteal Phase Support In IVF Women Using GnRH Agonist

National University of Malaysian = 22229 Nov 2018 to 18 Nov 2019

IVF · Luteal Phase Defect

Trial pageClinicalTrials.govUpdated 25 Nov 2019
Status unknownPhase 4NCT04797338

Gonadotropin Releasing Hormone Agonist (GnRHa) Versus Estrogen and Progesterone for Luteal Support in High Responders

Assaf-Harofeh Medical Centern = 10029 Dec 2017 to est. 30 Sept 2021

Pregnancy Early · Miscarriage · Ovarian Hyperstimulation Syndrome

Status unknownPhase 4NCT02825290

Modified Luteal Support for Frozen-Thawed Embryo Transfer - A Prospective Study

Sheba Medical Centern = 62Jul 2016 to est. Jun 2017

Embryo Transfer · Luteal Support

Trial pageClinicalTrials.govUpdated 13 Dec 2016
Status unknownNot applicableNCT00542126

Luteal-Phase GnRH Agonist Administration in Frozen-Thawed IVF Embryo Transfer Cycles

Shaare Zedek Medical CenterDec 2007 to est. Sept 2009

Pregnancy Rate

Trial pageClinicalTrials.govUpdated 10 Oct 2007
CompletedNot applicableNCT00516490

GnRH Agonist Administration in the Luteal Phase of ICSI-ET Cycles

V.K.V. American Hospital, Istanbuln = 570Sept 2006 to Jul 2007

Infertility

Trial pageClinicalTrials.govUpdated 15 Aug 2007

Version history

PepBank keeps every version of the data on this study. Status changes from Retraction Watch, Europe PMC and Crossref are listed with their source.

  1. Version 2Current

    22 Oct 2026, 02:26 UTC

    Study results updated

  2. Version 1

    21 Oct 2026, 18:59 UTC

    First added · source update from Europe PMC

Subjects

Terms as the source lists them.

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