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ClinicalTrials.gov public records Last synced Oct 1, 2026, 10:03 PM EDT

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Showing 25–48 of 105 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: GnRH antagonist Clear all
Completed Early Phase 1 Interventional Accepts healthy volunteers

Sex Hormones and Atherosclerosis Prevention in Perimenopausal Women

NCT02042196
View directory record Official record
Conditions
Menopause, Aging
Interventions
KUVAN, Placebo, Cetrotide, Climara, Placebo transdermal patch
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 11, 2019 · Synced Oct 1, 2026, 10:03 PM EDT
Not listed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

The Effects of Aging and Estrogen on the Pituitary

NCT00386022
View directory record Official record
Conditions
Healthy
Interventions
GnRH, NAL-GLU GnRH antagonist, Estrogen patch
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
45 Years to 80 Years · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 13, 2017 · Synced Oct 1, 2026, 10:03 PM EDT
Completed Not applicable Interventional

Effect of Education on Treatment Decision Making for Patients With Prostate Cancer on Chronic Hormone Treatments

NCT04705038
View directory record Official record
Conditions
Prostate Cancer
Interventions
Patient Education
Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Active, not recruiting Phase 3 Interventional Results available

Androgen-Deprivation Therapy and Radiation Therapy in Treating Patients With Prostate Cancer

NCT01368588
View directory record Official record
Conditions
Prostate Cancer
Interventions
three-dimensional conformal radiotherapy, intensity modulated radiotherapy, Brachytherapy, Anti-androgen, luteinizing hormone-releasing hormone (LHRH) agonist or antagonist
Radiation · Drug
Lead sponsor
Radiation Therapy Oncology Group
Network
Eligibility
18 Years and older · Male only
Enrollment
2,590 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2031
U.S. locations
454
States / cities
Mobile, Alabama • Anchorage, Alaska • Fairbanks, Alaska + 351 more
Source: ClinicalTrials.gov public record
Updated May 8, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Myomectomy vs Uterine Artery Embolization vs GnRh Antagonist for AUB-L

NCT04856306
View directory record Official record
Conditions
Heavy Menstrual Bleeding, Fibroid Uterus
Interventions
Groups 1 and 2 myomectomy and uterine artery embolization, respectively, are surgical/procedure, Elagolix Oral Product
Other · Drug
Lead sponsor
Medstar Health Research Institute
Other
Eligibility
18 Years and older · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Oct 1, 2026, 10:03 PM EDT
Completed Phase 2 Interventional

A Dose Finding Study of Debio 4228 in Participants With Advanced Prostate Cancer

NCT06395753
View directory record Official record
Conditions
Prostate Cancer
Interventions
Debio 4228
Drug
Lead sponsor
Debiopharm International SA
Industry
Eligibility
18 Years and older · Male only
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
14
States / cities
Mesa, Arizona • Queen Creek, Arizona • Bakersfield, California + 11 more
Source: ClinicalTrials.gov public record
Updated Aug 24, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Terminated Phase 3 Interventional Results available

A Trial Comparing Cardiovascular Safety of Degarelix Versus Leuprolide in Patients With Advanced Prostate Cancer and Cardiovascular Disease

NCT02663908
View directory record Official record
Conditions
Prostate Cancer
Interventions
Degarelix, Leuprolide
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
Male only
Enrollment
545 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
48
States / cities
Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 42 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2022 · Synced Oct 1, 2026, 10:03 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Insights in Endocervical Mucus Secretion

NCT07111247
View directory record Official record
Conditions
Cervical Mucus
Interventions
Gonadotropin Releasing Hormone Antagonists Relugolix
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
21 Years to 40 Years · Female only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Recruiting Phase 2 Interventional

Difluoromethylornithine and High Dose Testosterone With Enzalutamide in Metastatic Castration-Resistant Prostate Cancer

NCT06059118
View directory record Official record
Conditions
Prostate Cancer
Interventions
DFMO, testosterone cypionate, Luteinizing hormone-releasing hormone (LHRH) analogue, Enzalutamide
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Completed Phase 1 Interventional

Neo-DAB: Darolutamide and Abemaciclib in Prostate Cancer

NCT05617885
View directory record Official record
Conditions
Metastatic Prostate Cancer, Non-metastatic Prostate Cancer, Prostate Cancer
Interventions
Darolutamide, Abemaciclib, GNRH-A Leuprolide Acetate, GNRH-A Goserelin, Degarelix
Drug
Lead sponsor
Praful Ravi, MB BCHir, MRCP
Other
Eligibility
18 Years and older · Male only
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

Bioenergetic Effects of Aging and Menopause (BEAM)

NCT04043520
View directory record Official record
Conditions
Menopause, Obesity, Abdominal, Aging, Weight Gain
Interventions
GnRH antagonist, Estrogen Product, Placebo estradiol, Placebo GnRH antagonist
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 65 Years · Female only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 1, 2026, 10:03 PM EDT
Active, not recruiting Phase 2 Interventional

Multi-arm Multi-modality Therapy for Very High Risk Localized and Low Volume Metastatic Prostatic Adenocarcinoma

NCT03436654
View directory record Official record
Conditions
Prostate Cancer
Interventions
Apalutamide, Abiraterone Acetate, Prednisone, GnRH agonist/antagonist
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
11
States / cities
Chicago, Illinois • Evanston, Illinois • Boston, Massachusetts + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

PROS-2 Dose Response Effects of Exogenous Testosterone on the Prostate

NCT01327495
View directory record Official record
Conditions
Healthy
Interventions
placebo acyline, placebo gel, Testosterone 1% gel 1.25 g, Testosterone 1% gel 2.5 g, Testosterone 1% gel 5.0 g, testosterone 1% gel 10 g, testosterone 1% gel 15 g, Acyline
Other · Drug
Lead sponsor
University of Washington
Other
Eligibility
25 Years to 55 Years · Male only
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 5, 2017 · Synced Oct 1, 2026, 10:03 PM EDT
Completed Phase 1 Interventional

Cytoreductive Prostatectomy in Treating Patients With Newly Diagnosed, Metastatic Prostate Cancer

NCT02458716
View directory record Official record
Conditions
Metastatic Prostate Carcinoma, Metastatic Prostatic Adenocarcinoma, Prostate Carcinoma Metastatic to the Bone
Interventions
Robotic Assisted Radical Prostatectomy, Conventional open retropubic radical prostectomy, Laboratory Biomarker Analysis, Quality-of-Life Assessment, ADT (androgen deprivation therapy) (i.e. leuprolide) plus an androgen receptor inhibitor (i.e. bicalutamide)
Procedure · Other · Drug
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
18 Years and older · Male only
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
3
States / cities
Duarte, California • Orange, California • New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 8, 2021 · Synced Oct 1, 2026, 10:03 PM EDT
Recruiting Phase 2 Interventional

Neoadjuvant ADT + Darolutamide With Pembrolizumab, Followed by Adjuvant Pembrolizumab in Molecularly Stratified High-Risk Prostate Cancer

NCT07027124
View directory record Official record
Conditions
Prostate Cancer, High-risk Prostate Cancer
Interventions
Darolutamide, Pembrolizumab, Lupron
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Manipulation of the Intratesticular Hormonal Milieu With Exogenous Testosterone (HOP 5) Testicular Aspiration Addendum

NCT00156650
View directory record Official record
Conditions
Contraception
Interventions
Acyline, Testosterone Gel, Depo-Medroxyprogesterone
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 55 Years · Male only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2005
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 19, 2008 · Synced Oct 1, 2026, 10:03 PM EDT
Active, not recruiting Phase 2 Interventional

Stereotactic Body Radiation Therapy in Treating Patients With Localized Prostate Cancer That Have Undergone Surgery

NCT03541850
View directory record Official record
Conditions
PSA Level Greater Than 0.03, PSA Progression, Stage I Prostate Adenocarcinoma AJCC (American Joint Committee on Cancer ) v7, Stage II Prostate Adenocarcinoma AJCC v7, Stage III Prostate Adenocarcinoma AJCC v7
Interventions
Antiandrogen Therapy, Quality-of-Life Assessment, Stereotactic Body Radiation Therapy
Drug · Other · Radiation
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 6, 2025 · Synced Oct 1, 2026, 10:03 PM EDT
Withdrawn Phase 4 Interventional

Oral Microdose Lupron Versus Luteal Estradiol Trial in Poor Responder In Vitro Fertilization (IVF) Patients

NCT00826839
View directory record Official record
Conditions
Infertility
Interventions
Oral contraceptive pill and microdose lupron, E2 patch/antagonist
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 50 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 25, 2013 · Synced Oct 1, 2026, 10:03 PM EDT
Active, not recruiting Phase 3 Interventional

Pre-IVF Treatment With a GnRH Antagonist in Women With endometriosis_temp

NCT06375811
View directory record Official record
Conditions
Infertility, Endometriosis
Interventions
Elagolix 200 MG, Placebo or SOC IVF
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
5
States / cities
Aurora, Colorado • New Haven, Connecticut • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 5, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of TAK-385 for Patients With Localized Prostate Cancer

NCT02135445
View directory record Official record
Conditions
Prostate Cancer
Interventions
TAK-385, Degarelix
Drug
Lead sponsor
Millennium Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older · Male only
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
19
States / cities
Birmingham, Alabama • San Diego, California • Denver, Colorado + 16 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2017 · Synced Oct 1, 2026, 10:03 PM EDT
Terminated No phase listed Observational

Changes in Brown Adipose Tissue Activity In Men Receiving Androgen Deprivation Therapy for Prostate Cancer

NCT01226888
View directory record Official record
Conditions
Prostate Cancer
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
Male only
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 5, 2012 · Synced Oct 1, 2026, 10:03 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Efficacy of Recombinant FSH/GnRH Antagonist Protocol With and Without LH Adjunct for Egg Bank Donation

NCT02069808
View directory record Official record
Conditions
Egg Donation
Interventions
Follistim, Ganirelix, Menotropins, Leuprolide, Transvaginal ultrasound guided needle aspiration of oocytes
Drug · Procedure
Lead sponsor
Michigan Reproductive Medicine
Other
Eligibility
18 Years to 28 Years · Female only
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Bloomfield Hills, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 23, 2018 · Synced Oct 1, 2026, 10:03 PM EDT
Recruiting Phase 1Phase 2 Interventional

Neoadjuvant High Dose Rate Brachytherapy Prior to Radical Prostatectomy in Patients With Prostate Cancer

NCT07182279
View directory record Official record
Conditions
Prostate Cancer (Adenocarcinoma)
Interventions
Brachytherapy
Drug
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
40 Years and older · Male only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Oct 1, 2026, 10:03 PM EDT
Recruiting Phase 2 Interventional

RecoverPC: Relugolix vs GnRH Agonist in Quality of Life

NCT05765500
View directory record Official record
Conditions
Prostate Cancer, Prostatic Neoplasms
Interventions
Relugolix, Leuprolide
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
3
States / cities
Boston, Massachusetts • Foxborough, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 1, 2026, 10:03 PM EDT