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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Testosterone Gel Clear all
Active, not recruiting Phase 1 Interventional

Bipolar Androgen Therapy to Restore Sensitivity to Androgen Deprivation Therapy for Patients With Metastatic Castration Resistant Prostate Cancer

NCT06305598
View directory record Official record
Conditions
Castration-Resistant Prostate Carcinoma, Metastatic Prostate Carcinoma, Stage IVB Prostate Cancer AJCC v8
Interventions
Biopsy, Bone Scan, Computed Tomography, Leuprolide Acetate, Magnetic Resonance Imaging, Survey Administration, Testosterone Cypionate
Procedure · Drug · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Early Phase 1 Interventional

Testosterone Therapy in Castration Resistant Prostate Cancer

NCT03734653
View directory record Official record
Conditions
Prostate Cancer, Castration-Resistant Prostate Cancer
Interventions
Transdermal Testosterone, Standard of Care, Enzalutamide
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Sep 12, 2026, 12:15 PM EDT
Terminated Early Phase 1 Interventional Results available

Testosterone for Penile Rehabilitation After Radical Prostatectomy

NCT00848497
View directory record Official record
Conditions
Hypogonadism, Erectile Dysfunction
Interventions
Testim®, Placebo Testim®, Viagra®
Drug · Other
Lead sponsor
Mohit Khera
Other
Eligibility
18 Years and older · Male only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 18, 2015 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 3 Interventional

Safety and Efficacy of LibiGel® for the Treatment of Hypoactive Sexual Desire Disorder in Surgically Menopausal Women

NCT00613002
View directory record Official record
Conditions
Hypoactive Sexual Desire Disorder
Interventions
testosterone gel, placebo gel
Drug
Lead sponsor
BioSante Pharmaceuticals
Industry
Eligibility
30 Years to 65 Years · Female only
Enrollment
597 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
60
States / cities
Birmingham, Alabama • Hoover, Alabama • Huntsville, Alabama + 56 more
Source: ClinicalTrials.gov public record
Updated Jan 9, 2013 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 3 Interventional Results available

Prasterone (Dehydroepiandrosterone) in Treating Postmenopausal Cancer Survivors With Vaginal Symptoms

NCT01376349
View directory record Official record
Conditions
Breast Cancer, Gynecologic Cancer
Interventions
prasterone, placebo
Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older · Female only
Enrollment
464 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
280
States / cities
Scottsdale, Arizona • Aurora, Colorado • Boulder, Colorado + 185 more
Source: ClinicalTrials.gov public record
Updated Feb 6, 2019 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Influence of Male Hormones on Regional Fat Metabolism

NCT01160328
View directory record Official record
Conditions
Obesity
Interventions
Leuprolide, Testosterone
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 13, 2014 · Synced Sep 12, 2026, 12:15 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Regulation of Cortisol Metabolism and Fat Patterning

NCT00694733
View directory record Official record
Conditions
Obesity, Menopausal Syndrome
Interventions
Placebo injection, Depo Lupron/Aromatase inhibitor, Depo Lupron/placebo, placebo, Estrogen cream
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 62 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2024
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 15, 2022 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Not applicable Interventional Results available

Testosterone Replacement Therapy in Advanced Chronic Kidney Disease

NCT00645658
View directory record Official record
Conditions
Kidney Failure, Kidney Diseases
Interventions
Testim, 1% testosterone gel
Drug
Lead sponsor
Palo Alto Veterans Institute for Research
Other
Eligibility
45 Years to 80 Years · Male only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
2
States / cities
Palo Alto, California • San Jose, California
Source: ClinicalTrials.gov public record
Updated Aug 25, 2024 · Synced Sep 12, 2026, 12:15 PM EDT
Not yet recruiting Phase 2Phase 3 Interventional

Use of Topical Testosterone and Estrogen vs Estrogen Alone in Vulvodynia: a Randomized Controlled Trial

NCT07260825
View directory record Official record
Conditions
Vulvodynia, Dyspareunia, Lichen Sclerosus of Vulva
Interventions
Estradiol 0.01% Vag Cream, testosterone 0.1% and estradiol 0.01% vaginal cream
Drug
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years and older · Female only
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
2
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 2 Interventional Results available

Efficacy and Safety of TBS-2 Testosterone Gel in Women With Acquired Female Orgasmic Disorder

NCT01607658
View directory record Official record
Conditions
Female Orgasmic Disorder
Interventions
Placebo, Low dose TBS-2, Medium dose TBS-2, High dose TBS-2
Drug
Lead sponsor
Acerus Pharmaceuticals Corporation
Industry
Eligibility
18 Years and older · Female only
Enrollment
253 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
43
States / cities
Birmingham, Alabama • Huntsville, Alabama • Chandler, Arizona + 37 more
Source: ClinicalTrials.gov public record
Updated Aug 12, 2018 · Synced Sep 12, 2026, 12:15 PM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Natesto Testosterone Nasal Gel for Hypogonadal Men

NCT05484167
View directory record Official record
Conditions
Erectile Dysfunction, Sexual Dysfunction
Interventions
Natesto Nasal Product, Placebo
Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 64 Years · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 20, 2022 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effects of Testosterone on Prostate Tissue (ACYP-1)

NCT00161486
View directory record Official record
Conditions
Hypogonadism, Contraception
Interventions
Testosterone gel, Acyline, Placebo acyline, Placebo Testosterone gel
Drug
Lead sponsor
University of Washington
Other
Eligibility
35 Years to 55 Years · Male only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 18, 2008 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 4 Interventional Results available

Neuroendocrine Dysfunction in Traumatic Brain Injury: Effects of Testosterone Therapy

NCT01201863
View directory record Official record
Conditions
Endocrine Dysfunction, Trauma, Brain Injury
Interventions
Androgel (Testosterone Gel), Placebo gel
Drug · Other
Lead sponsor
Craig Hospital
Other
Eligibility
16 Years to 65 Years · Male only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Englewood, Colorado
Source: ClinicalTrials.gov public record
Updated Jul 26, 2021 · Synced Sep 12, 2026, 12:15 PM EDT
Withdrawn Phase 2 Interventional Accepts healthy volunteers

ITT-5 Mechanisms of Spermatogenesis in Man

NCT02147964
View directory record Official record
Conditions
Gonadotropin Deficiency
Interventions
Testosterone 1% Gel, Acyline, Dutasteride, Ketoconazole, HCG, placebo dutasteride, placebo ketoconazole
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 55 Years · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 17, 2019 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 3 Interventional Results available

Open-label, Follow-up Study of Oral Testosterone Undecanoate in Hypogonadal Men

NCT01699178
View directory record Official record
Conditions
Male Hypogonadism
Interventions
Oral testosterone undecanoate, Transdermal testosterone gel (AndroGel)
Drug
Lead sponsor
Clarus Therapeutics, Inc.
Industry
Eligibility
18 Years to 75 Years · Male only
Enrollment
182 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
25
States / cities
Birmingham, Alabama • Calera, Alabama • Huntsville, Alabama + 20 more
Source: ClinicalTrials.gov public record
Updated Jun 27, 2021 · Synced Sep 12, 2026, 12:15 PM EDT
Recruiting Phase 2 Interventional

The COSMYC Trial (COmbined Suppression of MYC)

NCT06922318
View directory record Official record
Conditions
Metastatic Castration-resistant Prostate Cancer
Interventions
ZEN-3694, Testosterone cypionate, Enzalutamide, Luteinizing hormone-releasing hormone (LHRH) analogue
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
2025 – 2031
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 3 Interventional

A Randomized, Double Blind, Placebo-Controlled, Multi-Center Phase III Study in Men With Acquired Hypogonadotropic Hypogonadism to Compare Changes in Testosterone and Sperm Concentration Following Treatment With 12.5 mg or 25 mg Androxal or AndroGel 1.62%

NCT01993225
View directory record Official record
Conditions
Secondary Hypogonadism
Interventions
Androxal 12.5 mg/25 mg, Placebo Capsules, AndroGel 1.62%, Placebo Gel
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
18 Years to 60 Years · Male only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
9
States / cities
Birmingham, Alabama • Mobile, Alabama • Evanston, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2014 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Study of Serum Testosterone and Nestorone in Females After Secondary Exposure to Nestorone ® (NES) + Testosterone (T) Combined Gel Applied to Shoulders and Upper Arms in Males

NCT02994602
View directory record Official record
Conditions
Healthy Men, Male Contraception, Healthy Women, Product Transference
Interventions
Nestorone + Testosterone Combination Gel
Drug
Lead sponsor
Kimberly Myer
Other
Eligibility
18 Years to 50 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
2
States / cities
Torrance, California • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 8, 2026 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 3 Interventional Results available

A Clinical Trial to Evaluate the Efficacy and Safety of Testosterone Gel

NCT01665599
View directory record Official record
Conditions
Adult Male Hypogonadism
Interventions
Testosterone gel (FE 999303)
Drug
Lead sponsor
Ferring Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years · Male only
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
17
States / cities
Huntsville, Alabama • Newport Beach, California • San Diego, California + 14 more
Source: ClinicalTrials.gov public record
Updated Oct 25, 2017 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effects of Aromatase Inhibition Versus Testosterone in Older Men With Low Testosterone: Randomized-Controlled Trial.

NCT00104572
View directory record Official record
Conditions
Hypogonadism, Diabetes, Sarcopenia, Osteoporosis, Depression
Interventions
Androgel (Testosterone Gel), Anastrozole (Aromatase Inhibitor), Placebo tablet, Placebo gel, Calcium Cardone 500mg with vitamin D 400 IU
Drug · Dietary Supplement
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
65 Years and older · Male only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 5, 2018 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Effect of Dihydrotestosterone (DHT) on Prostate Tissue [Short Title: DHT-3]

NCT00490022
View directory record Official record
Conditions
Healthy
Interventions
Dihydrotestosterone (DHT) gel (0.7%), Placebo gel
Drug
Lead sponsor
University of Washington
Other
Eligibility
35 Years to 55 Years · Male only
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 26, 2011 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 4 Interventional Results available

Testosterone Therapy and Bone Quality in Men With Diabetes and Hypogonadism

NCT03887936
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Hypogonadism
Interventions
Testosterone gel 1.62%, Placebo
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
35 Years to 70 Years · Male only
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Sep 12, 2026, 12:15 PM EDT
Terminated Phase 2 Interventional Results available

Maintaining Suppression of Testosterone With Transdermal Estradiol Gel

NCT02349386
View directory record Official record
Conditions
Cancer of the Prostate
Interventions
BHR-200 (0.36% transdermal 17β-estradiol gel), Placebo
Drug
Lead sponsor
BHR Pharma, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
12
States / cities
Tucson, Arizona • Aventura, Florida • Daytona Beach, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2022 · Synced Sep 12, 2026, 12:15 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Testosterone Gel Applied to Women With Pituitary Gland Problems

NCT00144391
View directory record Official record
Conditions
Panhypopituitarism
Interventions
Transdermal Testosterone gel
Drug
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2010
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 26, 2017 · Synced Sep 12, 2026, 12:15 PM EDT