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ClinicalTrials.gov public records Last synced Sep 2, 2026, 4:43 AM EDT

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Showing 1–24 of 124 matching trials from the live ClinicalTrials.gov search.
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Conditions
Primary Hypogonadism, Hypogonadotropic Hypogonadism
Interventions
Testosterone Topical Gel, 1.62% Metered Pump, AndroGel (testosterone gel) 1.62% Metered-Dose Pump
Drug
Lead sponsor
Amneal Pharmaceuticals, LLC
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Miami Gardens, Florida
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
Conditions
Hypogonadism, Late Onset Hypogonadism, Low Testosterone
Interventions
Dihydrotestosterone (0.7%) in hydroalcoholic gel
Drug
Lead sponsor
ASCEND Therapeutics
Industry
Eligibility
55 Years to 80 Years · Male only
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
16
States / cities
Phoenix, Arizona • Torrance, California • Gainesville, Florida + 13 more
Conditions
Brain and Central Nervous System Tumors, Musculoskeletal Complications
Interventions
testosterone gel applied to skin, whey powder protein
Drug · Dietary Supplement
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 120 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

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

NCT01327495
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
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
Conditions
Healthy
Interventions
Testosterone injection, Testosterone gel, Testosterone Oral
Drug
Lead sponsor
Sports Medicine Research and Testing Laboratory
Industry
Eligibility
18 Years to 60 Years · Male only
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
South Jordan, Utah
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

PROS-1-Male Hormonal Contraceptive Regimens on Prostate Tissue

NCT00490555
Conditions
Healthy
Interventions
Testosterone gel, Dutasteride, Depo-Medroxyprogesterone (DMPA), Placebo Testosterone gel, Placebo dutasteride, Placebo DMPA
Drug · Other
Lead sponsor
University of Washington
Other
Eligibility
25 Years to 55 Years · Male only
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Hypogonadism
Interventions
AndroGel 1.62%
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years and older · Male only
Enrollment
246 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
45
States / cities
Foley, Alabama • Newport Beach, California • Northridge, California + 40 more
Conditions
Panhypopituitarism
Interventions
Not listed
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years to 55 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Hypogonadism, Diabetes
Interventions
Testosterone gel, placebo
Drug
Lead sponsor
Diabetes Center of the Southwest
Other
Eligibility
35 Years to 75 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Midland, Texas
Completed Phase 4 Interventional Accepts healthy volunteers Results available

TRADE-Testosterone Replacement and Dutasteride Effectiveness

NCT00194675
Conditions
Hypogonadism, Benign Prostatic Hyperplasia
Interventions
Dutasteride, Testosterone gel, Placebo dutasteride
Drug
Lead sponsor
University of Washington
Other
Eligibility
50 Years and older · Male only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
Seattle, Washington
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
Conditions
Hypogonadotropic Hypogonadism, Kallmann Syndrome
Interventions
Anastrozole Pill, Testosterone, Placebo Oral Tablet
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Testosterone Deficiency
Interventions
Jatenzo
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Miami, Florida
Conditions
Erectile Dysfunction, Testosterone Deficiency, Diabetes
Interventions
Sildenafil citrate (open label), Testosterone gel, Placebo gel
Drug · Other
Lead sponsor
Boston University
Other
Eligibility
40 Years to 70 Years · Male only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Contraception
Interventions
Testosterone, Nestorone®
Drug
Lead sponsor
Premier Research
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
99 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
2
States / cities
Torrance, California • Seattle, Washington
Conditions
Secondary Hypogonadism
Interventions
Androxal (enclomiphene citrate), Testosterone
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
2
States / cities
Houston, Texas • San Antonio, Texas
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
Conditions
Secondary Hypogonadism
Interventions
Placebo, topical testosterone, Androxal
Drug
Lead sponsor
Repros Therapeutics Inc.
Industry
Eligibility
21 Years to 65 Years · Male only
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
18
States / cities
Garden Grove, California • Sacramento, California • San Diego, California + 11 more
Conditions
Testosterone's Effects on Threat Perception/Response
Interventions
Testosterone
Drug
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Austin, Texas
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
Conditions
Prostate Cancer
Interventions
Degarelix acetate, Leuprolide acetate
Drug
Lead sponsor
Urology of Virginia
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Virginia Beach, Virginia
Conditions
Prostate Cancer
Interventions
AndroGel, placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older · Male only
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
11
States / cities
Los Angeles, California • Aurora, Colorado • Chicago, Illinois + 7 more