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Showing 1–24 of 41 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: testosterone enanthate Clear all
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Oral Androgens in Man-4: (Short Title: Oral T-4)

NCT00399165
View directory record Official record
Conditions
Contraception
Interventions
Testosterone Enanthate, Dutasteride, placebo sesame oil
Drug · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 55 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 21, 2008 · Synced Sep 4, 2026, 12:38 AM EDT
Recruiting Phase 2 Interventional

Locomotor Training With Testosterone to Promote Bone and Muscle Health After Spinal Cord Injury

NCT04460872
View directory record Official record
Conditions
Spinal Cord Injury, Spinal Cord Injuries, Trauma, Nervous System, Wounds and Injury, Central Nervous System Diseases, Spinal Cord Diseases, Gonadal Disorders, Endocrine System Diseases, Hypogonadism, Genital Diseases, Male, Spinal Cord Trauma, Injuries, Spinal Cord, Walking, Difficulty, Gait Disorders, Neurologic, Locomotion Disorder, Neurologic, Wounds and Injuries, Nervous System Diseases, Testosterone Deficiency, Androgen Deficiency, Hormone Deficiency
Interventions
Testosterone Enanthate, Locomotor Training
Drug · Behavioral
Lead sponsor
North Florida Foundation for Research and Education
Other
Eligibility
18 Years and older · Male only
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
2
States / cities
Gainesville, Florida • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated May 5, 2025 · Synced Sep 4, 2026, 12:38 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 4, 2026, 12:38 AM 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 4, 2026, 12:38 AM EDT
Completed Phase 3 Interventional Results available

Testosterone Administration and ACL Reconstruction in Men

NCT01595581
View directory record Official record
Conditions
Muscle Atrophy, ACL Reconstruction, Trauma, Osteoarthritis
Interventions
Testosterone, Placebo
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 1, 2022 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 2 Interventional Results available

Oral Testosterone for the Treatment of Hypogonadism

NCT01717768
View directory record Official record
Conditions
Hypogonadism
Interventions
TSX-002
Drug
Lead sponsor
TesoRx Pharma, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Dec 14, 2015 · Synced Sep 4, 2026, 12:38 AM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

The Effects of Long Term Cyclic Testosterone Administration on Muscle Function and Bone in Older Men

NCT01417364
View directory record Official record
Conditions
Sarcopenia
Interventions
Testosterone enanthate, Placebo
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
60 Years to 75 Years · Male only
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 1, 2015 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Physiological and Psychological Effects of Testosterone During Severe Energy Deficit and Recovery

NCT02734238
View directory record Official record
Conditions
Caloric Restriction, Exercise
Interventions
Sesame Oil, testosterone enanthate
Drug
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 39 Years · Male only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 15, 2019 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

5-Alpha Reductase and Anabolic Effects of Testosterone

NCT00475501
View directory record Official record
Conditions
Male Hypogonadism, Muscle Atrophy, Sarcopenia, Benign Prostate Hypertrophy
Interventions
Testosterone Enanthate, Finasteride, Placebo
Drug · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
60 Years and older · Male only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 10, 2018 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Anabolic and Inflammatory Responses to Short-Term Testosterone Administration in Older Men

NCT00957801
View directory record Official record
Conditions
Sarcopenia
Interventions
Testosterone injection, Testosterone gel, Medrol
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
60 Years to 85 Years · Male only
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated May 7, 2018 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 2 Interventional Results available

Testosterone Revival Abolishes Negative Symptoms, Fosters Objective Response and Modulates Enzalutamide Resistance

NCT02286921
View directory record Official record
Conditions
Castration Resistant Metastatic Prostate Cancer
Interventions
Testosterone cypionate, Enzalutamide, Testosterone Enanthate
Drug
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 80 Years · Male only
Enrollment
222 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
17
States / cities
Birmingham, Alabama • Duarte, California • Aurora, Colorado + 13 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2020 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 1 Interventional Results available

Testosterone for Treating Cachexia in Patients With Squamous Cell Carcinoma

NCT00878995
View directory record Official record
Conditions
Cachexia, Squamous Cell Carcinoma
Interventions
Placebo Testosterone, Testosterone Enanthate 100 MG/ML
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 11, 2018 · Synced Sep 4, 2026, 12:38 AM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

The Effect of 5-Alpha Reductase on Testosterone in Men

NCT00070733
View directory record Official record
Conditions
Sex Disorders
Interventions
testosterone enanthate, duastride
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
21 Years to 40 Years · Male only
Enrollment
184 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2005
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 6, 2005 · Synced Sep 4, 2026, 12:38 AM EDT
Recruiting Phase 3 Interventional

52 Week Study + 24-Month Long-Term Extension of Safety, PK, & Efficacy of XYOSTED® for Testosterone Replacement in Male Adolescents With Hypogonadism

NCT06689085
View directory record Official record
Conditions
Hypogonadism, Male
Interventions
Testosterone enanthate
Combination Product
Lead sponsor
Halozyme Therapeutics
Industry
Eligibility
12 Years to 17 Years · Male only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
20
States / cities
Los Angeles, California • San Diego, California • San Francisco, California + 17 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 3 Interventional Results available

Testosterone Replacement for Fatigue in Male Hypogonadic Advanced Cancer Patients

NCT00965341
View directory record Official record
Conditions
Advanced Cancer
Interventions
Testosterone, Placebo
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 12, 2016 · Synced Sep 4, 2026, 12:38 AM EDT
Withdrawn Phase 2Phase 3 Interventional

Cycled Testosterone Administration During Pulmonary Rehabilitation in Early Stage COPD

NCT03674320
View directory record Official record
Conditions
COPD
Interventions
Testosterone Enanthate, Placebo
Drug
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
40 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 1, 2022 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 3 Interventional Results available

Subcutaneous Testosterone Enanthate Safety in Adult Men Diagnosed With Hypogonadism

NCT02504541
View directory record Official record
Conditions
Hypogonadism
Interventions
Testosterone enanthate auto-injector
Combination Product
Lead sponsor
Antares Pharma Inc.
Industry
Eligibility
18 Years to 75 Years · Male only
Enrollment
133 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
20
States / cities
Birmingham, Alabama • Mobile, Alabama • Tucson, Arizona + 17 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2018 · Synced Sep 4, 2026, 12:38 AM 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 4, 2026, 12:38 AM EDT
Completed Phase 2 Interventional

A Study of Megestrol Acetate Alone or in Combination With Testosterone Enanthate Drug in the Treatment of HIV-Associated Weight Loss

NCT00001079
View directory record Official record
Conditions
HIV Infections, HIV Wasting Syndrome
Interventions
Testosterone enanthate, Megestrol acetate
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2002
U.S. locations
21
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Oct 31, 2021 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 2 Interventional Results available

Pharmacokinetic Study of Oral Testosterone (T) Ester Formulations in Hypogonadal Men

NCT00695110
View directory record Official record
Conditions
Hypogonadism
Interventions
Oral testosterone undecanoate (TU) (300 mg T equivalents/dose), Oral testosterone undecanoate (TU) combined with testosterone enanthate (TE) (400 mg T equivalents/dose), Oral testosterone undecanoate (TU) (200 mg T equivalents/dose with and without food), Oral testosterone undecanoate (TU) combined with testosterone enanthate (TE) (300 mg T equivalents/dose)
Drug
Lead sponsor
Clarus Therapeutics, Inc.
Industry
Eligibility
18 Years to 68 Years · Male only
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
4
States / cities
Birmingham, Alabama • Los Angeles, California • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 24, 2021 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate a Skeletal-muscle Microbiopsy Technique With Dynamic Proteomic Measurement in Healthy Male Volunteers

NCT01962454
View directory record Official record
Conditions
Cachexia
Interventions
Deuterated Water, Testosterone enanthate, Placebo to match testosterone enanthate
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
60 Years to 75 Years · Male only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 8, 2017 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 1 Interventional

Feasibility Study of Post-hospitalization Interventions to Improve Physical Function in Older Adults

NCT02203656
View directory record Official record
Conditions
Aging
Interventions
Placebo, Nutritional Supplement, In-home exercise, Testosterone
Drug · Dietary Supplement · Behavioral
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
65 Years and older
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 3, 2019 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 1 Interventional

Muscle Anabolic Interventions to Accelerate Recovery From Hospitalization in Geriatric Patients

NCT02990533
View directory record Official record
Conditions
Aging
Interventions
Testosterone, Protein Supplement, Placebo Injection, Placebo supplement
Drug · Dietary Supplement · Other
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
65 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 16, 2024 · Synced Sep 4, 2026, 12:38 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

The Role of 5-alpha Reductase in Mediating Testosterone Actions

NCT00493987
View directory record Official record
Conditions
Healthy
Interventions
Testosterone Enanthate, Dutasteride
Drug
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
18 Years to 50 Years · Male only
Enrollment
184 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 12, 2010 · Synced Sep 4, 2026, 12:38 AM EDT