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Gonadorelin

Sexual health & hormones
Synthetic GnRH

A copy of gonadotropin-releasing hormone, which tells the pituitary to release LH and FSH; used in fertility and diagnostic testing.

Prescription-only.

Look it up on Wikipedia

27 listings across 18 independently tested vendors, ranked by price per milligram after coupon codes anyone can use. Vendors you can only order from by message are hidden.

Cheapest right now
$1.20 per mg
Bulk Peptide Wholesale
Gonadorelin 10 mg (10 vials)
$120.00 for 10 × 10 mg = 100 mg
Metascore 82 medium confidenceFinnrick 68%Bought vials 103% of label · 7 testsTitrateLab · PeptideBaseNo report for thisOnline checkout
Go to bulkpeptidewholesale.com

Daily price tracking started October 7, 2026; a price-history chart appears here once a few days have been collected.

VendorTrustListingVialsPricePer mg
Bulk Peptide Wholesale
#29 by metascore
Metascore 82 medium confidenceFinnrick 68%Bought vials 103% of label · 7 testsTitrateLab · PeptideBaseNo report for thisOnline checkout
Gonadorelin 10 mg (10 vials) 10 × 10 mg = 100 mg $120.00
$12.00 per vial
$1.20 Buy
Shanghai Wibson Biotechnology WBS
#263 by metascore · China
Metascore 70Finnrick 65%Bought vials 99% of label · 58 testsNo report for thisOnline checkout
Gonadorelin Acetate 5mg* 10 vials (China warehouse) [jinjier] 10 × 5 mg = 50 mg $95.00
$9.50 per vial
$1.90 Buy
Huatai Peptide
#15 by metascore · China
Metascore 85Finnrick 72%Bought vials 97% of label · 12 testsTitrateLabNo report for thisConfirmed with lab: 15 of 15Online checkout
Gonadorelin Acetate 10Bottlex2mg 10 × 2 mg = 20 mg $39.00
$3.90 per vial
$1.95 Buy
HkRoids
#210 by metascore · US?
Metascore 72Finnrick 58%Bought vials 102% of label · 73 testsTitrateLabCOA concernsConfirmed with lab: 14 of 14Online checkout
Gonadorelin Acetate – High-Quality Lyophilized Peptide 2mg (10 vials) 10 × 2 mg = 20 mg $40.00
$4.00 per vial
$2.00 Buy
The lab-results page shows reports issued to other US brands (OPS Aminos, Research Grade Peptides, etc.) with those brands' labelled vials. HKRoids says they are its wholesale customers' tests, but no lot or brand link can be verified. Checked 2026-10-08. How we check
Shanghai Wibson Biotechnology WBS
#263 by metascore · China
Metascore 70Finnrick 65%Bought vials 99% of label · 58 testsNo report for thisOnline checkout
Gonadorelin Acetate 5mg* 10 vials (US warehouse 01) [jinjier] 10 × 5 mg = 50 mg $105.00
$10.50 per vial
$2.10 Buy
Shanghai Wibson Biotechnology WBS
#263 by metascore · China
Metascore 70Finnrick 65%Bought vials 99% of label · 58 testsNo report for thisOnline checkout
Gonadorelin Acetate 5mg*10vials (China warehouse) [wbspeptide.com] 10 × 5 mg = 50 mg $125.00
$12.50 per vial
$2.50 Buy
Shanghai Wibson Biotechnology WBS
#263 by metascore · China
Metascore 70Finnrick 65%Bought vials 99% of label · 58 testsNo report for thisOnline checkout
Gonadorelin Acetate 5mg*10vials (US warehouse 01) [wbspeptide.com] 10 × 5 mg = 50 mg $140.00
$14.00 per vial
$2.80 Buy
Chimera Peptides
#19 by metascore
Metascore 84Finnrick 87%Bought vials 101% of label · 27 testsTitrateLab · Peptide CriticNo report for thisOnline checkout
Gonadorelin Acetate 2mg x 20vials
20% off with code (paying with crypto)
20 × 2 mg = 40 mg $150.00
20% off with code (paying with crypto)
$7.50 per vial
$3.75 Buy
Chimera Peptides
#19 by metascore
Metascore 84Finnrick 87%Bought vials 101% of label · 27 testsTitrateLab · Peptide CriticNo report for thisOnline checkout
Gonadorelin Acetate 2mg x 10vials
20% off with code (paying with crypto)
10 × 2 mg = 20 mg $85.00
20% off with code (paying with crypto)
$8.50 per vial
$4.25 Buy
Qingdao Sigma Chemical QSC
#69 by metascore
Metascore 78Finnrick 64%Bought vials 103% of label · 47 testsNo report for thisOnline checkout
Gonadorelin 5mg | 20-Vial Kit | GnRH Decapeptide | HPG Axis & Gonadotropin Research 20 × 5 mg = 100 mg $430.00
$21.50 per vial
$4.30 Buy
Qingdao Sigma Chemical QSC
#69 by metascore
Metascore 78Finnrick 64%Bought vials 103% of label · 47 testsNo report for thisOnline checkout
Gonadorelin 5mg | 10-Vial Kit | GnRH Decapeptide | HPG Axis & Gonadotropin Research 10 × 5 mg = 50 mg $240.00
$24.00 per vial
$4.80 Buy
Peptidology
#5 by metascore · US, AZ 85254
Metascore 87Finnrick 71%Bought vials 97% of label · 18 testsTitrateLab · PeptideBase · Peptide Critic · PeptideCheckedNo report for thisConfirmed with lab: 34 of 34Online checkout
Gonadorelin 11 mg (11mg) 1 × 11 mg $54.39 $4.94 Buy
Paradigm Peptide
#79 by metascore · US
Metascore 78Finnrick 85%Bought vials 106% of label · 17 testsTitrateLab · PeptideBase · Peptide CriticNo public reportsOnline checkout
Gonadorelin 5mg 1 × 5 mg $25.99 $5.20 Buy
Peptagon
#31 by metascore
Metascore 82 medium confidenceFinnrick UnratedBought vials 102% of label · 3 testsTitrateLabNo report for thisConfirmed with lab: 38 of 38Online checkout
Gonadorelin Research Peptide – 5mg / 10mg 5mg 1 × 5 mg $29.00 $5.80 Buy
Alpha BioMed
#281 by metascore · US
Metascore 70 low confidenceFinnrick 47%TitrateLabNo report for thisAccount needed
Gonadorelin (10mg) 1 × 10 mg $60.00 $6.00 Buy
Liberty Peptides
#63 by metascore · US, DE 19801
Metascore 79Finnrick 53%Bought vials 107% of label · 18 testsTitrateLab · PeptideBaseNo report for thisOnline checkout
Gonadorelin (10mg) 1 × 10 mg $64.00 $6.40 Buy
Paramount Peptides
#133 by metascore · US CA
Metascore 74Finnrick 64%PepIndex 55/100Bought vials 114% of label · 65 testsTitrateLab · Peptide CriticNo report for thisOnline checkout
Gonadorelin (10mg) 1 × 10 mg $65.45 $6.55 Buy
Pure Peptide Labs
#53 by metascore · US
Gonadorelin 5 mg 1 × 5 mg $39.95 $7.99 Buy
Peptidology
#5 by metascore · US, AZ 85254
Metascore 87Finnrick 71%Bought vials 97% of label · 18 testsTitrateLab · PeptideBase · Peptide Critic · PeptideCheckedNo report for thisConfirmed with lab: 34 of 34Online checkout
Gonadorelin 5 mg (5.68mg | Batch 1749) 1 × 5 mg $39.99 $8.00 Buy
Amino Usa
#136 by metascore · US
Metascore 74 medium confidenceFinnrick 32%Bought vials 89% of label · 3 testsTitrateLabLab 99.3% pure · 114% of labelAccount needed
Gonadorelin 10mg 1 × 10 mg $80.00 $8.00 Buy
Oasis Peptides
#232 by metascore
Metascore 71Finnrick 56%Bought vials 105% of label · 20 testsTitrateLabNo public reportsOnline checkout
Gonadorelin 10mg 1 × 10 mg $84.00 $8.40 Buy
Core Peptides
#282 by metascore
Metascore 70 medium confidenceFinnrick 76%PepIndex 24/100Bought vials 92% of label · 4 testsTitrateLab · PeptideBase · Peptide Critic · PeptideCheckedLab 99.4% pureOnline checkout
Gonadorelin (GnRH) – 10MG 1 × 10 mg $90.00 $9.00 Buy
Alpha BioMed
#281 by metascore · US
Metascore 70 low confidenceFinnrick 47%TitrateLabNo report for thisAccount needed
Gonadorelin (5mg) 1 × 5 mg $45.00 $9.00 Buy
Qingdao Sigma Chemical QSC
#69 by metascore
Metascore 78Finnrick 64%Bought vials 103% of label · 47 testsNo report for thisOnline checkout
Gonadorelin 2mg | 20-Vial Kit | GnRH Decapeptide | HPG Axis & Gonadotropin Research 20 × 2 mg = 40 mg $370.00
$18.50 per vial
$9.25 Buy
Platinum Cryo
#211 by metascore · Akron, OH US
Metascore 72Finnrick 63%Bought vials 102% of label · 24 testsTitrateLabNo report for thisOnline checkoutCheck vendor
GONADORELIN 5mg 1 × 5 mg $49.95 $9.99 Buy
Qingdao Sigma Chemical QSC
#69 by metascore
Metascore 78Finnrick 64%Bought vials 103% of label · 47 testsNo report for thisOnline checkout
Gonadorelin 2mg | 10-Vial Kit | GnRH Decapeptide | HPG Axis & Gonadotropin Research 10 × 2 mg = 20 mg $210.00
$21.00 per vial
$10.50 Buy
Ignite Labs
#178 by metascore
Metascore 73 medium confidenceFinnrick 80%Bought vials 104% of label · 3 testsTitrateLab · PeptideBaseNo public reportsOnline checkout
Gonadorelin - 2mg 1 × 2 mg $37.99 $19.00 Buy

Mixing a 2 mg vial

What each common amount of bacteriostatic water gives you on a U-100 insulin syringe. Pick a vial size above to change it.

WaterStrengthPer 10 units (0.1 mL)Per unit
1 mL2 mg/mL200 mcg20 mcg
2 mL1 mg/mL100 mcg10 mcg
3 mL0.667 mg/mL66.7 mcg6.67 mcg
5 mL0.4 mg/mL40 mcg4 mcg

Published lab results

4 certificates of analysis that vendors publish for Gonadorelin. Numbers are only filled in where the document is readable text; image-only COAs are linked without numbers. A vendor's own COA shows one tested sample, not every batch.

VendorLabDateLabelMeasuredPurityBatch
Pure Peptide Labs
Freedom Diagnostics2026-09-10 5 mg 6.11 mg 122% 99.95% GN5318 View
Core Peptides
Vanguard Laboratory2026-08-21 10 mg – 99.43% C74137 View
Amino Usa
BioRegen2026-08-19 10 mg 11.4 mg 114% 99.34% 26GONA10-0003 View
Bulk Peptide SupplyCOA concerns
Most reports come from AV Analytics, a lab with no website or lookup to verify them, and they all read 99.73-99.81% purity across 19 different peptides and blends; its MDx reports are similarly uniform. Eight others are issued to 'Peptide COA Test LLC'. Checked 2026-10-08. How we check
MDx BioAnalytical Laboratory2026-06-27 10 mg 10.96 mg 110% 99.76% GND1057890 View

Doses studied in research Studied in people

What was given to people (or animals) in published studies and official labels, each linked to its source. This is not a recommendation: study products, purity and supervision differ from research-grade vials.

Who was studiedDose givenHow oftenFor how longWhat happened
adolescent boys aged 10-16 with hypogonadotropic hypogonadism (Kallmann or normosmic), pump vs hCG
n = 34
8-10 μg GnRH per pulse
subcutaneous (pulsatile pump)
every 90 minutes by pump12-14 months larger testes than with hCG; penile length and testosterone rose in both groupsPubMed
women with hypothalamic amenorrhea (Kallmann, isolated hypogonadotropic hypogonadism, functional) seeking pregnancy
n = 12
initial 5 μg per pulse intravenously or 15 μg per pulse subcutaneously
intravenous or subcutaneous (pulsatile pump)
every 90 minutes by pumpone or more cycles; ovulation after a mean of 17 days ovulation in all patients, single ovulation in 30 of 33 cycles, 10 pregnancies in 7 womenPubMed
male infants with congenital hypogonadotropic hypogonadism
n = 7
5 μg gonadorelin per pulse
subcutaneous (pulsatile pump)
every 90 minutes by pump3-5 months penile length 1.27 to 2.43 cm; testicular volume, inhibin B and AMH increased; no obvious adverse reactions (uncontrolled)PubMed
men undergoing a diagnostic GnRH stimulation test for secondary hypogonadism (retrospective)
n = 67
100 µg gonadorelin acetate
intravenous
single bolus (diagnostic test)single test, sampling to 45 minutes marked rise in serum LH and FSH; LH peak differed by FSHB-211 genotypePubMed
normal prepubertal and pubertal children
n = 44
100 mug or 10 mug LHRH
intravenous infusion
constant infusion over 3 hourssingle 3-hour infusion LH rose in both groups, more in pubertal children; testosterone rose in pubertal boys after 100 mugPubMed

No human gonadorelin product is currently listed on DailyMed; the human product (Factrel) name now appears only on veterinary labels, and the Lutrepulse pump product was withdrawn in the US. Human studies used pulsatile pump delivery for hypogonadotropic hypogonadism or single diagnostic boluses; none tested intermittent injections alongside testosterone therapy. Gonadorelin is prohibited in sport (WADA).

What the research says

B
Some human evidence
Why: Human data are small: four tiny RCTs (57 women) of pulsatile GnRH, non-randomized fertility studies in hypogonadism and diagnostic-test use.

Gonadorelin is synthetic native GnRH; human evidence supports pulsatile pump delivery for inducing puberty, sperm production and ovulation in hypothalamic/hypogonadotropic hypogonadism, but trials are small and mostly non-randomized. It is also a standard diagnostic stimulation test and is widely used in cattle breeding protocols. No studies in the candidates address its popular use alongside testosterone therapy to preserve testicular function, and it is a WADA-banned substance because it raises testosterone in men.

Key papers ✓ 4? 3

  • ✓ Positive meta-analysisEur J Endocrinol · 2024
    Gonadotropins for pubertal induction in males with hypogonadotropic hypogonadism: systematic review and meta-analysis.
    Humans5,328 people103 studies pooledMedian treatment/follow-up 18 months (IQR 10.5-24)
    Systematic review and meta-analysis

    Systematic review of 103 studies (5,328 males with hypogonadotropic hypogonadism; GnRH used in 28% of studies): gonadotropin/GnRH therapy increased testicular volume, penile size and testosterone in over 98% of analyses, though heterogeneity was high and randomized studies are lacking.

    Key resultSpermatogenesis rates were 86% (95% CI 82%-91%) with hCG + FSH vs 40% (95% CI 25%-56%) with hCG alone; significant increases in testicular volume, penile size and testosterone in over 98% of analyses

    Study details
    Studied
    Males with hypogonadotropic hypogonadism treated with gonadotropins for pubertal induction
    Compared with
    hCG alone vs hCG + FSH (spermatogenesis)
    Main outcome
    Testicular volume, penile size, testosterone, spermatogenesis
    Sample
    103 studies, 5328 patients
    Authors' conclusion
    The review provides convincing evidence of gonadotropin efficacy for pubertal induction, but treatment choice, dose, duration and outcomes are very heterogeneous; formal guidelines and randomized studies are needed.
    Limitations
    High study heterogeneity and treatment variability.
  • ? Inconclusive systematic reviewCochrane Database Syst Rev · 2004
    Pulsatile gonadotrophin releasing hormone for ovulation induction in subfertility associated with polycystic ovary syndrome.
    Humans57 people4 trials pooledRandomized trials1 to 3 cycles follow-up
    Cochrane systematic review of randomised trials

    Cochrane review of pulsatile GnRH for ovulation induction in PCOS found only 4 small RCTs (57 women), too small and short to prove or discard any benefit on pregnancy.

    Key resultOngoing pregnancy OR 7.5 (95% CI 0.44 to 127) for GnRH after GnRHa pretreatment vs GnRH only, from a single trial

    Study details
    Studied
    Subfertile women with polycystic ovary syndrome
    Compared with
    HMG, FSH, GnRH only, clomiphene (one trial per comparison)
    Main outcome
    Ongoing pregnancy, ovulation, ovarian hyperstimulation, multiple pregnancy
    Sample
    4 randomised trials, 57 women
    Authors' conclusion
    The four small, short trials were too small to prove or discard the value of pulsatile GnRH in PCOS.
    Limitations
    Only one trial per comparison; trials small and short.
  • ✓ Positive human trialAm J Mens Health · 2019
    The Pulsatile Gonadorelin Pump Induces Earlier Spermatogenesis Than Cyclical Gonadotropin Therapy in Congenital Hypogonadotropic Hypogonadism Men.
    Humanssize not reported24 months
    Nonrandomized comparative study

    Non-randomized study of 28 azoospermic men with congenital hypogonadotropic hypogonadism: a pulsatile gonadorelin pump produced sperm earlier than hCG/hMG (median 6 vs 14 months), with similar overall success (90% vs 83%).

    Key resultMedian time to spermatogenesis 6 vs 14 months (pump vs cyclical gonadotropin; p = .01); spermatogenesis occurred in 90% vs 83.3%

    Study details
    Studied
    Azoospermic men with congenital hypogonadotropic hypogonadism
    Compared with
    Cyclical hCG/HMG gonadotropin therapy
    Main outcome
    Earliest time to spermatogenesis
    Sample
    Twenty-eight azoospermic men (10 pulsatile gonadorelin pump, 18 cyclical gonadotropin therapy)
    Authors' conclusion
    The pulsatile gonadorelin pump resulted in earlier spermatogenesis and more desirable testosterone levels than cyclical gonadotropin therapy; final spermatogenesis rates did not differ significantly.
    Limitations
    Nonrandomized; small groups.
  • ✓ Positive case reportBeijing Da Xue Xue Bao Yi Xue Ban · 2014
    [Micropump infusion of gonadorelin in the treatment of hypogonadotropic hypogonadism in patients with pituitary stalk interruption syndrome: cases analysis and literature review].
    HumansTwo casesNo control group12 weeks follow-up
    Case report of two patients with literature review

    Two patients with hypogonadotropic hypogonadism from pituitary stalk interruption syndrome: 12 weeks of pulsed gonadorelin via micropump raised gonadotropin levels and improved androgen-deficiency symptoms.

    Study details
    Studied
    Patients with hypogonadotropic hypogonadism caused by pituitary stalk interruption syndrome
    Main outcome
    Androgen deficiency syndrome and gonadotropin levels
    Authors' conclusion
    Pulse infusion of gonadorelin via micropump improved androgen deficiency symptoms and gonadotropin levels, and is an alternative treatment for this condition.
    Limitations
    Only two cases; no control.
  • ? Inconclusive reviewDrug Saf · 1994
    Adverse effects of fertility drugs.
    No new data
    Narrative review of adverse effects

    Review of fertility-drug adverse effects: pulsatile GnRH may cause effects similar to gonadotropins (ovarian hyperstimulation, multiple gestation) but at a far lower incidence.

    Study details
    Studied
    Ovulation-induction agents (clomifene, bromocriptine, gonadotrophins, GnRH and analogues)
    Main outcome
    Adverse effects of fertility drugs
    Authors' conclusion
    Pulsatile GnRH therapy may have adverse effects similar to gonadotrophins but with a far lower incidence; ovarian hyperstimulation syndrome and multiple gestation are notable gonadotrophin risks.
    Limitations
    Narrative review; the link between fertility drugs and ovarian cancer is controversial.
  • ? Inconclusive human observationalAnn Pediatr Endocrinol Metab · 2024
    Effectiveness of the triptorelin stimulation test compared with the classic gonadotropin-releasing hormone stimulation test in diagnosing central precocious puberty in girls.
    Humans100 peopleNo control group
    Retrospective comparison of two stimulation tests

    Retrospective comparison in 100 girls with premature thelarche: intravenous gonadorelin (the classic GnRH stimulation test, 50 girls) identified central precocious puberty in about 20% vs 24% with subcutaneous triptorelin (p=0.52); a diagnostic-test study, not a treatment trial.

    Key resultCPP diagnosed in about 20% (gonadorelin) vs 24% (triptorelin), P=0.52; mean peak LH 8.15 vs 9.73 mIU/mL

    Study details
    Studied
    Girls with premature thelarche evaluated for central precocious puberty
    Main outcome
    Peak LH and rate of CPP diagnosis
    Sample
    100 girls (50 gonadorelin, 50 triptorelin)
    Authors' conclusion
    The triptorelin test gave similar LH response and diagnostic rate to the gonadorelin test and may be a valid alternative.
    Limitations
    Retrospective, diagnostic use only; gonadorelin is the comparator and no treatment effect is measured.
  • ✓ Positive animalJ Dairy Sci · 2026
    Increasing gonadorelin hydrochloride dose at the first GnRH of breeding Ovsynch enhances luteinizing hormone release, ovulatory response, and pregnancy in first-service lactating dairy cows.
    Animals6,621 animals
    Blocked 2x2 factorial field trial of GnRH dose within a synchronization protocol

    Herd-level randomized comparison in 6,621 lactating dairy cows: 200 ug vs 100 ug gonadorelin at the first GnRH of Double-Ovsynch raised pregnancy per insemination (51.8% vs 48.6%), mainly in multiparous cows (50.7% vs 45.4%); veterinary use.

    Key resultP/AI 51.8% with 200 ug vs 48.6% with 100 ug; multiparous cows 50.7% vs 45.4%

    Study details
    Studied
    First-service lactating dairy cows on 4 commercial dairies
    Compared with
    100 ug gonadorelin
    Main outcome
    Pregnancy per artificial insemination, ovulatory response, LH release
    Sample
    6,621 cows (3,310 at 100 ug, 3,311 at 200 ug)
    Authors' conclusion
    The higher gonadorelin dose enhanced LH release, ovulatory response and pregnancy per AI in first-service cows.
    Limitations
    Cattle reproductive protocol; does not bear on human use.

Reported side effects

  • commonSkin allergic erythema/induration at pump site [ref]

Human data come from medically supervised pulsatile pump therapy in hypogonadism; there is no published safety or efficacy data in the candidates for intermittent injection alongside testosterone or in healthy men.

78 registered human trials (14 active)

✓ positive · ✗ negative · ~ mixed · ? inconclusive, judged on each paper's own main outcome. Grades: A strong human evidence → D little or none. Papers and verdicts are drawn from PubMed, Europe PMC and Russian journals (CyberLeninka); not medical advice.

Registered clinical trials 78 on ClinicalTrials.gov · 14 active · 35 completed · 11 with posted results

TrialStatusPhasePeopleSponsor
Real-life Evaluation of the Effect of ADT in Prostate Cancer Patients in Asia (READT Asia Study)
NCT03703778 · started 2016-05-22
Active, not recruiting–300Chinese University of Hong Kong
Artificial Cycle With or Without GnRH Agonist Pre-treatment for Frozen Embryo Transfer in Adenomyosis Patients
NCT06239376 · started 2024-02-19
Recruiting–222Mỹ Đức Hospital
A Study of Salvage Radiotherapy With or Without Enzalutamide in Recurrent Prostate Cancer Following Surgery
NCT03809000 · started 2019-04-15 · results posted
Active, not recruitingPhase 2188RTOG Foundation, Inc.
Benefit of GnRH Agonist Before Frozen Embryo Transfer in Patients With Endometriosis and/or Adenomyosis
NCT04356664 · started 2021-03-18
RecruitingPhase 2, Phase 3180Hopital Foch
GnRH Agonist Pretreatment in Persistent Chronic Endometritis Undergoing FET
NCT07642700 · started 2026-06-01
Not yet recruiting–150Guoxia Yang
Effect of GnRH Agonist in FET
NCT07653282 · started 2026-08-01
Not yet recruitingPhase 1, Phase 2122Assiut University
Ultra-Long GnRH-a Pretreatment for FET Outcomes in Patients With Deep Infiltrating Endometriosis
NCT07696351 · started 2025-08-01
RecruitingPhase 4120Li-jun Ding
A Study of Radiation Dosimetry, Safety, and Tolerability of Extended Lutetium (177Lu) Vipivotide Tetraxetan Treatment in Chemo-naïve Adults With Metastatic Castration-resistant Prostate Cancer: RADIOpharmaceutical DOSimetry Evaluation (RADIODOSE) Study
NCT06531499 · started 2024-11-11
RecruitingPhase 1106Novartis Pharmaceuticals
GnRHa + Letrozole in Non-obese Progestin-insensitive Endometrial Cancer and Atypical Hyperplasia Patients
NCT05316935 · started 2022-07-13
RecruitingPhase 2, Phase 380Xiaojun Chen
A Study to Learn How Enzalutamide, Apalutamide and Bicalutamide Affect the Way Fezolinetant is Processed in Men With Prostate Cancer
NCT07783282 · started 2026-08-31
Not yet recruitingPhase 156Astellas Pharma Global Development, Inc.
GnRH Therapy on Cognition in Down Syndrome
NCT04390646 · started 2020-08-27
RecruitingPhase 2, Phase 356Nelly Pitteloud
Ovarian Hormone Regulation of Central and Cerebrovascular Hemodynamics (NoMEN Study)
NCT05057546 · started 2021-11-22
Active, not recruitingPhase 455University of Colorado, Denver

All 78 Gonadorelin trials, with countries and summaries · Search ClinicalTrials.gov · Recruiting trials for every peptide

Discussions elsewhere

Experiences and questions about Gonadorelin on other sites. Treat anecdotes with care.

Gonadorelin: questions people ask

What is Gonadorelin?

Synthetic GnRH. A copy of gonadotropin-releasing hormone, which tells the pituitary to release LH and FSH; used in fertility and diagnostic testing.

How much does Gonadorelin cost?

The cheapest Gonadorelin from an independently tested vendor is $1.20 per mg (Bulk Peptide Wholesale, Gonadorelin 10 mg (10 vials), $120.00). Across 27 listings from 18 vendors the median is $5.80 per mg.

Where can I buy Gonadorelin?

18 vendors tested by Finnrick sell Gonadorelin. The cheapest per mg right now: Bulk Peptide Wholesale ($1.20), Shanghai Wibson Biotechnology WBS ($1.90), Huatai Peptide ($1.95). 3 of them publish a lab report (COA) for Gonadorelin; compare lab scores and reports in the table above before buying.

How much bacteriostatic water for 2 mg of Gonadorelin?

Adding 2 mL of bacteriostatic water to a 2 mg vial of Gonadorelin gives 1 mg/mL: each 10 units on a U-100 insulin syringe holds 100 mcg. With 1 mL it's 2 mg/mL (200 mcg per 10 units); with 3 mL, 0.667 mg/mL (66.7 mcg per 10 units). More water makes small amounts easier to measure. Mixing charts: 2 mg, 5 mg, 10 mg.

Is Gonadorelin FDA approved?

Prescription-only.

Does Gonadorelin work? What does the research say?

Evidence grade B (some human evidence), from 7 papers: Human data are small: four tiny RCTs (57 women) of pulsatile GnRH, non-randomized fertility studies in hypogonadism and diagnostic-test use. Gonadorelin is synthetic native GnRH; human evidence supports pulsatile pump delivery for inducing puberty, sperm production and ovulation in hypothalamic/hypogonadotropic hypogonadism, but trials are small and mostly non-randomized. It is also a standard diagnostic stimulation test and is widely used in cattle breeding protocols. No studies in the candidates address its popular use alongside testosterone therapy to preserve testicular function, and it is a WADA-banned substance because it raises testosterone in men. See the papers.

Are there clinical trials of Gonadorelin?

ClinicalTrials.gov lists 78 registered trials of Gonadorelin: 14 active, 35 completed, 13 in phase 3, 11 with posted results. Examples: Real-life Evaluation of the Effect of ADT in Prostate Cancer Patients in Asia (READT Asia Study) (Active, not recruiting, 300 people); Artificial Cycle With or Without GnRH Agonist Pre-treatment for Frozen Embryo Transfer in Adenomyosis Patients (Recruiting, 222 people); A Study of Salvage Radiotherapy With or Without Enzalutamide in Recurrent Prostate Cancer Following Surgery (Active, not recruiting, Phase 2, 188 people).

What dose of Gonadorelin was used in studies?

Gonadorelin is studied in people. adolescent boys aged 10-16 with hypogonadotropic hypogonadism (Kallmann or normosmic), pump vs hCG: 8-10 μg GnRH per pulse every 90 minutes by pump; women with hypothalamic amenorrhea (Kallmann, isolated hypogonadotropic hypogonadism, functional) seeking pregnancy: initial 5 μg per pulse intravenously or 15 μg per pulse subcutaneously every 90 minutes by pump; male infants with congenital hypogonadotropic hypogonadism: 5 μg gonadorelin per pulse every 90 minutes by pump. These are amounts used in published studies or official labels, not a recommendation.

What are the side effects of Gonadorelin?

Reported in the research: Skin allergic erythema/induration at pump site. Human data come from medically supervised pulsatile pump therapy in hypogonadism; there is no published safety or efficacy data in the candidates for intermittent injection alongside testosterone or in healthy men.

More on Gonadorelin