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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Testosterone replacement Clear all
Withdrawn Phase 3 Interventional Accepts healthy volunteers

Does Testosterone Therapy Improve Patient-Reported Outcomes in Age-Related Testosterone Deficient Patients Undergoing Total Hip Replacement: A Randomized-Controlled Trial

NCT05722301
View directory record Official record
Conditions
Arthroplasty, Replacement, Hip
Interventions
Testosterone Therapy, No Testosterone Therapy
Drug · Other
Lead sponsor
American Hip Institute
Other
Eligibility
50 Years and older · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Des Plaines, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 9, 2023 · Synced Sep 10, 2026, 5:54 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 10, 2026, 5:54 PM EDT
Completed Phase 4 Interventional Results available

A Study of the Effect of Testosterone Replacement Therapy on Blood Pressure in Adult Male Participants With Hypogonadism

NCT04456296
View directory record Official record
Conditions
Hypogonadism, Hypogonadism, Male, Hypogonadotropic Hypogonadism
Interventions
Aveed Injectable Product, Fortesta, Testim
Drug
Lead sponsor
Endo USA Inc., a Keenova Therapeutics Company
Industry
Eligibility
18 Years and older · Male only
Enrollment
673 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
35
States / cities
Birmingham, Alabama • Tucson, Arizona • North Little Rock, Arkansas + 27 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2025 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 2 Interventional Results available

Vaccine Therapy With PROSTVAC/TRICOM and Flutamide Versus Flutamide Alone to Treat Prostate Cancer

NCT00450463
View directory record Official record
Conditions
Prostate Cancer
Interventions
Sargramostim (GM-CSF, Leukine), Flutamide (Eulexin), PROSTVAC-F/ TRICOM, PROSTVAC-V/TRICOM
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 110 Years · Male only
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
3
States / cities
Bethesda, Maryland • New Brunswick, New Jersey • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 28, 2018 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

A Comparison of Patch vs. Pill Estrogen Therapy on Testosterone Levels and Thyroid Tests in Menopausal Women

NCT00224094
View directory record Official record
Conditions
Menopause
Interventions
Premarin® (oral) vs. Alora® (transdermal)
Drug
Lead sponsor
Watson Pharmaceuticals
Industry
Eligibility
42 Years to 70 Years · Female only
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2002
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 14, 2012 · Synced Sep 10, 2026, 5:54 PM EDT
Terminated Phase 4 Interventional Results available

TOM: Testosterone in Older Men With Sarcopenia

NCT00240981
View directory record Official record
Conditions
Sarcopenia, Hypogonadism, Muscular Diseases
Interventions
Topical testosterone gel 1% (active formulation), Topical gel (placebo formulation)
Drug
Lead sponsor
Boston Medical Center
Other
Eligibility
65 Years and older · Male only
Enrollment
209 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 22, 2017 · Synced Sep 10, 2026, 5:54 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Effects of Estrogen on Heart Health in Women With Primary Ovarian Insufficiency

NCT06866119
View directory record Official record
Conditions
Primary Ovarian Insufficiency, Premature Menopause, Metabolic Complications, Endothelial Function (FMD), Estrogen Replacement Therapy
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
30 Years to 40 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 7, 2026 · Synced Sep 10, 2026, 5:54 PM EDT
Recruiting Phase 2 Interventional

Testosterone Replacement in Male Cancer Survivors With Fatigue and Low Testosterone

NCT04049331
View directory record Official record
Conditions
Hypogonadism, Male, Fatigue Syndrome, Chronic
Interventions
Testosterone Undecanoate 750 MG/3 ML Intramuscular Solution [AVEED], placebo
Drug · Other
Lead sponsor
Seattle Institute for Biomedical and Clinical Research
Other
Eligibility
18 Years to 54 Years · Male only
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 21, 2026 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 4 Interventional

Efficacy Study for Use of Dutasteride (Avodart) With Testosterone Replacement

NCT00752869
View directory record Official record
Conditions
Hypogonadism
Interventions
dutasteride, placebo
Drug
Lead sponsor
The Miriam Hospital
Other
Eligibility
40 Years to 85 Years · Male only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
2
States / cities
Boston, Massachusetts • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 25, 2013 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Cycled Testosterone Replacement Study

NCT00957528
View directory record Official record
Conditions
Hypogonadism
Interventions
Testosterone, Placebo
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
60 Years to 85 Years · Male only
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 9, 2012 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Study to Determine the Effects of Testosterone Replacement Therapy in Aging Men With Androgen Deficiency

NCT00161304
View directory record Official record
Conditions
Men With Low Testosterone Levels
Interventions
Testosterone Enanthate, Placebo
Drug · Other
Lead sponsor
Leonard S. Marks, M.D.
Other
Eligibility
50 Years and older · Male only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2004
U.S. locations
1
States / cities
Culver City, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 3 Interventional

Study to Assess the Efficacy/Safety of Transdermal Testosterone Patches in Naturally Menopausal Women With Low Libido

NCT00349791
View directory record Official record
Conditions
Hypoactive Sexual Desire Disorder (HSDD)
Interventions
Testosterone Transdermal System, Placebo patch
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
40 Years to 70 Years · Female only
Enrollment
549 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 16, 2013 · Synced Sep 10, 2026, 5:54 PM EDT
Terminated Phase 1 Interventional

Testosterone Replacement in Renal Failure

NCT02712944
View directory record Official record
Conditions
Hypogonadism
Interventions
Testosterone, Saline
Drug
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
18 Years to 80 Years · Male only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Odessa, Texas
Source: ClinicalTrials.gov public record
Updated May 27, 2019 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 3 Interventional Results available

Lifestyle Intervention and Testosterone Replacement in Obese Seniors

NCT02367105
View directory record Official record
Conditions
Obesity and Hypogonadism
Interventions
Testosterone, Lifestyle Therapy, Placebo
Drug · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
65 Years to 85 Years · Male only
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 25, 2022 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Testosterone Replacement for Male Opioid Agonist Maintained Patients

NCT01873989
View directory record Official record
Conditions
Chronic Pain, Opioid Addiction, Symptomatic Hypogonadism
Interventions
Testosterone replacement, Waitlist control
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 11, 2017 · Synced Sep 10, 2026, 5:54 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

State of Hormones Impact Nociceptive Expression

NCT05787470
View directory record Official record
Conditions
Pain, Gender Identity
Interventions
Quantative sensory testing, Blood Draw
Behavioral · Diagnostic Test
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 10, 2026, 5:54 PM EDT
Terminated Phase 2 Interventional Results available

Testosterone Plus Finasteride Treatment After Spinal Cord Injury

NCT02248701
View directory record Official record
Conditions
Spinal Cord Injury, Spinal Cord Injuries, Trauma, Nervous System, Wounds and Injuries, Central Nervous System Diseases, Nervous System Diseases, Spinal Cord Diseases, Gonadal Disorders, Endocrine System Diseases, Hypogonadism, Genital Diseases, Male
Interventions
Testosterone Enanthate, Finasteride, Placebo injection, Placebo pill
Drug
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older · Male only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
2
States / cities
Gainesville, Florida • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reproductive Capacity and Iron Burden in Thalassemia

NCT02308904
View directory record Official record
Conditions
THALASSEMIA MAJOR
Interventions
Blood Draw/Semen Exam, Retrospective data/Chart Review/Relevant Clinical Results, Pituitary MRI
Other
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
12 Years and older
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2020
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Dec 22, 2020 · Synced Sep 10, 2026, 5:54 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 4, 2017 · Synced Sep 10, 2026, 5:54 PM EDT
Recruiting Phase 2 Interventional

Pain Alleviation With Testosterone in Opioid-Induced Hypogonadism

NCT04798469
View directory record Official record
Conditions
Opioid Use, Pain, Hypogonadism, Male
Interventions
Testosterone Undecanoate 250 MG/ML, Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 26, 2026 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Testosterone Replacement in Older Men and Atherosclerosis Progression

NCT00287586
View directory record Official record
Conditions
Hypogonadism, Atherosclerosis
Interventions
Testosterone Gel (Androgel), Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
60 Years and older · Male only
Enrollment
308 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2012
U.S. locations
3
States / cities
Phoenix, Arizona • Los Angeles, California • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 28, 2017 · Synced Sep 10, 2026, 5:54 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 10, 2026, 5:54 PM EDT
Not yet recruiting Phase 4 Interventional

Testosterone Replacement Therapy in Hypogonadal Patients With Prostate Cancer Under Active Surveillance

NCT07278362
View directory record Official record
Conditions
Prostate Cancer, Hypogonadism, Male
Interventions
Testosterone cypionate
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older · Male only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
2
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 10, 2026, 5:54 PM EDT
Completed Phase 3 Interventional

Study of Transdermal Testosterone Patches in Naturally Menopausal Women With Low Libido

NCT00338312
View directory record Official record
Conditions
Hypoactive Sexual Desire Disorder
Interventions
Testosterone Transdermal System, Placebo patch
Drug
Lead sponsor
Warner Chilcott
Industry
Eligibility
40 Years to 70 Years · Female only
Enrollment
610 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 16, 2013 · Synced Sep 10, 2026, 5:54 PM EDT