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Showing 1–24 of 182 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: GnRH (agonist) Clear all
Completed Phase 2 Interventional Results available

The Effect of Hormonal Add-Back Therapy in Adolescents Treated With a GnRH Agonist for Endometriosis: A Randomized Trial

NCT00474851
View directory record Official record
Conditions
Endometriosis
Interventions
Norethindrone acetate + estrogens, norethindrone acetate + placebo
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
13 Years to 22 Years · Female only
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 29, 2015 · Synced Sep 23, 2026, 12:15 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Females, Aging, Metabolism, and Exercise

NCT01712230
View directory record Official record
Conditions
Obesity
Interventions
GnRH agonist, Supervised cardiovascular exercise, Placebo
Drug · Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 60 Years · Female only
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 21, 2019 · Synced Sep 23, 2026, 12:15 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Impact of Hot Flashes on Sleep and Mood Disturbance

NCT01116401
View directory record Official record
Conditions
Menopause, Depression, Hot Flashes
Interventions
leuprolide
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 22, 2018 · Synced Sep 23, 2026, 12:15 AM EDT
Terminated Phase 3 Interventional

Ribociclib vs. Palbociclib in Patients With Advanced Breast Cancer Within the HER2-Enriched Intrinsic Subtype

NCT05207709
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Ribociclib + Letrozole OR Fulvestrant, Palbociclib + Letrozole OR Fulvestrant, Paclitaxel +/- Tislelizumab
Drug
Lead sponsor
SOLTI Breast Cancer Research Group
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
26
States / cities
Clearwater, Florida • Coral Gables, Florida • Hollywood, Florida + 22 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 23, 2026, 12:15 AM EDT
Active, not recruiting Phase 2 Interventional

Study of Neoadjuvant PARP Inhibition Followed by Radical Prostatectomy in Patients With Unfavorable Intermediate-Risk or High-Risk Prostate Cancer With Select HRR Gene Alterations

NCT05498272
View directory record Official record
Conditions
Prostate Cancer, BRCA1 Mutation, BRCA2 Mutation, Prostatic Adenocarcinoma, High-Risk Cancer
Interventions
Olaparib, LHRH agonist
Drug
Lead sponsor
Rana McKay, MD
Other
Eligibility
18 Years and older · Male only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
6
States / cities
La Jolla, California • Baltimore, Maryland • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Sep 23, 2026, 12:15 AM EDT
Completed Phase 2 Interventional Results available

Radiation Therapy, Androgen Suppression, and Docetaxel in Treating Patients With High-Risk Prostate Cancer Who Have Undergone Radical Prostatectomy

NCT00528866
View directory record Official record
Conditions
Prostate Cancer
Interventions
bicalutamide, docetaxel, flutamide, LHRH agonist, 3-dimensional conformal radiation therapy, radiation therapy
Drug · Radiation
Lead sponsor
Radiation Therapy Oncology Group
Network
Eligibility
18 Years and older · Male only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2018
U.S. locations
69
States / cities
Phoenix, Arizona • Auburn, California • Cameron Park, California + 60 more
Source: ClinicalTrials.gov public record
Updated Apr 23, 2019 · Synced Sep 23, 2026, 12:15 AM EDT
Completed Phase 1 Interventional

Cabazitaxel With Radiation and Hormone Therapy for Prostate Cancer

NCT01420250
View directory record Official record
Conditions
Prostate Cancer
Interventions
Cabazitaxel, Intensity Modulated Radiation Therapy (IMRT), Anti-Androgen Therapy: Bicalutamide, Luteinizing Hormone-Releasing Hormone (LHRH) Agonist
Drug · Radiation · Genetic
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University
Other
Eligibility
18 Years and older · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 14, 2025 · Synced Sep 23, 2026, 12:15 AM EDT
Not yet recruiting Phase 2 Interventional

RISK-ADAPT Protocol in Metastatic Hormone-Sensitive Prostate Cancer (mHSPC)

NCT07645326
View directory record Official record
Conditions
Metastatic Hormone-sensitive Prostate Cancer (mHSPC)
Interventions
Androgen Deprivation Therapy (ADT), Androgen Receptor Pathway Inhibitor (ARPI), Prostate Radiation, Docetaxel
Drug · Radiation
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older · Male only
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 23, 2026, 12:15 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Understanding Experimentally Induced Hot Flushes

NCT00455689
View directory record Official record
Conditions
Hot Flashes
Interventions
Leuprolide acetate
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 17, 2018 · Synced Sep 23, 2026, 12:15 AM EDT
Completed Phase 3 Interventional Results available

Three Drug Combination Therapy Versus Conventional Treatment of Children With Congenital Adrenal Hyperplasia

NCT00001521
View directory record Official record
Conditions
Congenital Adrenal Hyperplasia (CAH)
Interventions
Fludrocortisone, Hydrocortisone, Letrozole, Flutamide, Testolactone
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
2 Years to 18 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1995 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Sep 23, 2026, 12:15 AM EDT
Completed Phase 2 Interventional Results available

Melanoma Vaccine With Peptides and Leuprolide

NCT00254397
View directory record Official record
Conditions
Melanoma
Interventions
Leuprolide, GP100: 209-217(210M) Peptide, MAGE-3 Peptide
Drug · Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 15, 2019 · Synced Sep 23, 2026, 12:15 AM EDT
Completed Phase 2 Interventional Results available

Pembrolizumab +/- SD-101 in Hormone-Naïve Oligometastatic Prostate Cancer With RT and iADT

NCT03007732
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Pembrolizumab, SD-101, Leuprolide acetate, Abiraterone Acetate, Prednisone, Stereotactic Body Radiation Therapy
Drug · Radiation
Lead sponsor
David Oh
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 4, 2025 · Synced Sep 23, 2026, 12:15 AM EDT
Withdrawn Phase 2 Interventional

Randomized Phase II Study of ADT + Abiraterone vs ADT + Docetaxel + Abiraterone

NCT06060587
View directory record Official record
Conditions
Prostate Cancer
Interventions
Docetaxel, ADT, Abiraterone
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 21, 2025 · Synced Sep 23, 2026, 12:15 AM EDT
Recruiting No phase listed Observational

Gonadotropin-releasing Hormone Agonist (GnRHa) in Ovarian Preservation in SLE Subjects Receiving Cyclophosphamide as Determined by Questionnaires

NCT05567198
View directory record Official record
Conditions
Systemic Lupus Erythematosus (Sle), Primary Ovarian Insufficiency (Poi)
Interventions
Not listed
Lead sponsor
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Eligibility
18 Years to 120 Years · Female only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Sep 23, 2026, 12:15 AM 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 5, 2025 · Synced Sep 23, 2026, 12:15 AM EDT
Not listed Phase 3 Interventional Results available

Prostate Radiation Therapy or Short-Term Androgen Deprivation Therapy and Pelvic Lymph Node Radiation Therapy With or Without Prostate Radiation Therapy in Treating Patients With a Rising Prostate Specific Antigen (PSA) After Surgery for Prostate Cancer

NCT00567580
View directory record Official record
Conditions
Prostate Cancer
Interventions
PBRT, PLNRT, AA, LHRH agonist
Radiation · Drug
Lead sponsor
Radiation Therapy Oncology Group
Network
Eligibility
18 Years and older · Male only
Enrollment
1,792 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
444
States / cities
Birmingham, Alabama • Fairbanks, Alaska • Peoria, Arizona + 316 more
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 23, 2026, 12:15 AM EDT
Terminated Phase 3 Interventional Results available

Conventional Androgen Deprivation Therapy (ADT) With or Without Abiraterone Acetate + Prednisone and Apalutamide Following a Detectable PSA After Radiation and ADT

NCT03777982
View directory record Official record
Conditions
Prostate Cancer
Interventions
Prednisone, Apalutamide, Abiraterone Acetate, LHRH Agonist or Antagonist
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
5
States / cities
Boston, Massachusetts • Milford, Massachusetts • South Weymouth, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Sep 23, 2026, 12:15 AM EDT
Recruiting Phase 1Phase 2 Interventional

A Phase I/II Study of PDS01ADC With Docetaxel and Abiraterone in Adults With Metastatic Castration Sensitive and PDS01ADC With Docetaxel in Castration Resistant Prostate Cancer

NCT04633252
View directory record Official record
Conditions
Cancer Of Prostate, Prostate Neoplasms
Interventions
PDS01ADC, Docetaxel, M7824, Prednisone, ADT
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 110 Years · Male only
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Sep 23, 2026, 12:15 AM EDT
Active, not recruiting Phase 3 Interventional

A Study to Compare Darolutamide Given With Androgen Deprivation Therapy (ADT) and Placebo Given With ADT in Men With Hormone Sensitive Prostate Cancer and Raise of Prostate Specific Antigen (PSA) Levels After Local Therapies

NCT05794906
View directory record Official record
Conditions
Biochemically Recurrent Prostate Cancer
Interventions
Darolutamide (BAY1841788, Nubeqa), Placebo matching darolutamide, ADT
Drug · Other
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older · Male only
Enrollment
985 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2030
U.S. locations
25
States / cities
Phoenix, Arizona • Duarte, California • Los Angeles, California + 18 more
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 23, 2026, 12:15 AM EDT
Recruiting Phase 3 Interventional

A Study to Evaluate the Efficacy and Safety of Inavolisib in Combination With Phesgo Versus Placebo in Combination With Phesgo in Participants With PIK3CA-Mutated HER2-Positive Locally Advanced or Metastatic Breast Cancer

NCT05894239
View directory record Official record
Conditions
Metastatic Breast Cancer
Interventions
Inavolisib, Phesgo, Placebo, Taxane-based Chemotherapy, Optional Endocrine Therapy of Investigator's Choice
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2032
U.S. locations
20
States / cities
Gilbert, Arizona • Burbank, California • Corona, California + 17 more
Source: ClinicalTrials.gov public record
Updated Sep 20, 2026 · Synced Sep 23, 2026, 12:15 AM EDT
Completed Phase 2 Interventional Results available

Bipolar Androgen-based Therapy for Prostate Cancer (BAT)

NCT01750398
View directory record Official record
Conditions
Recurrent Prostate Cancer
Interventions
Testosterone cypionate, Goserelin, Leuprolide
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years and older · Male only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 4, 2016 · Synced Sep 23, 2026, 12:15 AM EDT
Terminated Phase 4 Interventional Results available

Pharmacokinetics and Pharmacogenomics of Ribociclib in Race-based Cohorts

NCT04657679
View directory record Official record
Conditions
Breast Cancer
Interventions
Ribociclib
Drug
Lead sponsor
Georgetown University
Other
Eligibility
18 Years and older · Female only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Sep 23, 2026, 12:15 AM EDT
Active, not recruiting Phase 3 Interventional

An Efficacy and Safety Study of JNJ-56021927 (Apalutamide) in High-risk Prostate Cancer Subjects Receiving Primary Radiation Therapy: ATLAS

NCT02531516
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
Apalutamide, Bicalutamide, Bicalutamide Placebo, Apalutamide Placebo, GnRH (agonist), 74-80 Grays (units of radiation)
Drug · Radiation
Lead sponsor
Aragon Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older · Male only
Enrollment
1,503 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2028
U.S. locations
60
States / cities
Homewood, Alabama • Chandler, Arizona • Scottsdale, Arizona + 57 more
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 23, 2026, 12:15 AM EDT
Terminated Phase 2 Interventional Results available

Bortezomib With or Without Hormone Therapy in Treating Patients With Relapsed Prostate Cancer

NCT00103376
View directory record Official record
Conditions
Prostate Cancer
Interventions
Velcade, LH-RH Agonist, Androgen Receptor Antagonists
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 120 Years · Male only
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
4
States / cities
Loma Linda, California • Charleston, South Carolina • Columbia, South Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2018 · Synced Sep 23, 2026, 12:15 AM EDT