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ClinicalTrials.gov public records Last synced Sep 28, 2026, 6:11 AM EDT

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Showing 1–11 of 11 matching trials from the live ClinicalTrials.gov search.
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Conditions
Metabolic Syndrome, Hypogonadism
Interventions
Testosterone gel, Placebo for testosterone gel
Radiation · Drug
Lead sponsor
McGuire Research Institute
Other
Eligibility
20 Years to 65 Years · Male only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Richmond, Virginia
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
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
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
Recruiting Phase 4 Interventional Accepts healthy volunteers

Adaptions and Resiliency to Multi-Stressor OpeRations

NCT06455969
Conditions
Musculoskeletal Injury, Hypogonadism, Hormonal Contraception
Interventions
Goserelin 3.6 MG, Multi-Stressor Training, Testosterone gel (AndroGel 5g), Testosterone gel (AndroGel 1.25g)
Drug · Other
Lead sponsor
Bradley Nindl
Other
Eligibility
18 Years to 40 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Withdrawn Phase 2 Interventional Accepts healthy volunteers

ITT-5 Mechanisms of Spermatogenesis in Man

NCT02147964
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
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
Conditions
Depressive Disorder, Major
Interventions
Testosterone gel, Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
30 Years to 65 Years · Male only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Belmont, Massachusetts
Conditions
Pain, Hypogonadism
Interventions
AndroGel, Placebo
Drug · Other
Lead sponsor
Boston University
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Hypogonadism, Male
Interventions
Vogelxo
Drug
Lead sponsor
Upsher-Smith Laboratories
Industry
Eligibility
18 Years to 80 Years · Male only
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
7
States / cities
Birmingham, Alabama • Anaheim, California • Miami, Florida + 3 more
Conditions
Insulin Resistance, Type 2 Diabetes Mellitus, Obesity, Androgen Deficiency, Metabolic Disease
Interventions
Acyline, Testosterone 1.62% gel, Letrozole, Placebo gel (for Testosterone 1.62% gel), Placebo pill (for Letrozole)
Drug
Lead sponsor
University of Washington
Other
Eligibility
25 Years to 55 Years · Male only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Seattle, Washington