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ClinicalTrials.gov public records Last synced Oct 26, 2026, 4:24 PM EDT

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Showing 1–24 of 199 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Placebo testosterone Clear all
Completed Phase 2Phase 3 Interventional Results available

Bone Loss in Women With Anorexia Nervosa

NCT00089843
View directory record Official record
Conditions
Anorexia Nervosa
Interventions
Testosterone, Actonel (risedronate), Placebo Actonel (risedronate), Placebo testosterone
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 2, 2020 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2 Interventional Results available

The Efficacy, Safety and Tolerability of Oral LPCN 1144 in Subjects With Nonalcoholic Steatohepatitis

NCT04134091
View directory record Official record
Conditions
Nonalcoholic Steatohepatitis (NASH)
Interventions
LPCN 1144 Formulation A, LPCN 1144 Formulation B, Placebo
Drug
Lead sponsor
Lipocine Inc.
Industry
Eligibility
18 Years to 80 Years · Male only
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
19
States / cities
El Cajon, California • Murrieta, California • Rialto, California + 14 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2023 · Synced Oct 26, 2026, 4:24 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Sensitivity of Short and Long Allele Carriers of the 5-HTTLPR to Environmental Threat Post Hydrocortisone Administration

NCT01710202
View directory record Official record
Conditions
Major Depressive Disorder, Anxiety Disorders
Interventions
Hydrocortisone
Drug
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
2
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 20, 2015 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 3 Interventional

Safety and Efficacy of LibiGel® for Treatment of Hypoactive Sexual Desire Disorder in Postmenopausal Women

NCT00612742
View directory record Official record
Conditions
Hypoactive Sexual Desire Disorder
Interventions
testosterone gel, placebo gel
Drug
Lead sponsor
BioSante Pharmaceuticals
Industry
Eligibility
50 Years and older · Female only
Enrollment
3,656 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
141
States / cities
Birmingham, Alabama • Hoover, Alabama • Huntsville, Alabama + 116 more
Source: ClinicalTrials.gov public record
Updated Oct 29, 2021 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 4 Interventional Results available

Aromatase Inhibitors and Weight Loss in Severely Obese Men With Hypogonadism

NCT03490513
View directory record Official record
Conditions
Hypogonadism, Hypogonadotropic, Obesity
Interventions
anastrozole (1 mg/day), Placebo
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
40 Years to 65 Years · Male only
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 19, 2026 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Lybridos in Pre-and Postmenopausal Women With Hypoactive Sexual Desire Disorder

NCT02101203
View directory record Official record
Conditions
Hypoactive Sexual Desire Disorder
Interventions
Placebo, 0.5 mgTestosterone + 10 mg Buspirone
Drug
Lead sponsor
Emotional Brain NY Inc.
Industry
Eligibility
21 Years to 70 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
10
States / cities
San Diego, California • Bradenton, Florida • Orlando, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2015 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 1 Interventional

Study of the Safety, Tolerability and Pharmacokinetics of Testosterone Undecanoate in Hypogonadal Males.

NCT01346319
View directory record Official record
Conditions
Hypogonadal Males
Interventions
ABT-SLV361, placebo
Drug
Lead sponsor
Abbott
Industry
Eligibility
18 Years to 80 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Fort Myers, Florida
Source: ClinicalTrials.gov public record
Updated Nov 3, 2011 · Synced Oct 26, 2026, 4:24 PM EDT
Terminated Phase 2 Interventional Results available

Testosterone Replacement in Men With Non-Metastatic Castrate Resistant Prostate Cancer

NCT00515112
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 11, 2014 · Synced Oct 26, 2026, 4:24 PM EDT
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 22, 2008 · Synced Oct 26, 2026, 4:24 PM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Hormonal Mechanisms of Sleep Restriction - Axis Study in Older Men and Postmenopausal Women

NCT04037605
View directory record Official record
Conditions
Sleep Restriction
Interventions
Ketoconazole Pill (also known as nizoral), Ganirelix, Dexamethasone Pill, Dexamethasone injection, Cosyntropin Injectable Product, Recombinant Human Luteinizing Hormone (also known as luveris), Hydrocortisone Injection (also known as solu-cortef), Gonadorelin (also known as Lutrepulse), Corticorelin (also known as Acthrel), Placebo oral tablet, Saline Solution, Saline solution for injection
Drug
Lead sponsor
Lundquist Institute for Biomedical Innovation at Harbor-UCLA Medical Center
Other
Eligibility
60 Years to 80 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
1
States / cities
Torrance, California
Source: ClinicalTrials.gov public record
Updated Sep 11, 2025 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 3 Interventional Results available

Optimizing Protein Intake in Older Americans With Mobility Limitations

NCT01275365
View directory record Official record
Conditions
Mobility Limitation
Interventions
Testosterone enanthate
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
65 Years and older · Male only
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 29, 2021 · Synced Oct 26, 2026, 4:24 PM EDT
Not listed Phase 3 Interventional

To Assess Prevention of Bone Loss in Women With Lupus Receiving Treatment With Glucocorticoids

NCT00053560
View directory record Official record
Conditions
Lupus
Interventions
Prasterone (GL701)
Drug
Lead sponsor
Genelabs Technologies
Industry
Eligibility
18 Years and older · Female only
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
25
States / cities
Tucson, Arizona • Los Angeles, California • North Hollywood, California + 22 more
Source: ClinicalTrials.gov public record
Updated Jan 7, 2008 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2 Interventional Results available

Effects of Testosterone Replacement on Pain Sensitivity and Pain Perception

NCT00351819
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 28, 2017 · Synced Oct 26, 2026, 4:24 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 5, 2017 · Synced Oct 26, 2026, 4:24 PM EDT
Terminated Not applicable Interventional

Oxandrolone Rotator Cuff Trial

NCT03091075
View directory record Official record
Conditions
Rotator Cuff Tear
Interventions
Oxandrolone, Placebo
Drug
Lead sponsor
University of Southern California
Other
Eligibility
40 Years to 75 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 4 Interventional Results available

A Study to Evaluate the Effect of Testosterone Replacement Therapy (TRT) on the Incidence of Major Adverse Cardiovascular Events (MACE) and Efficacy Measures in Hypogonadal Men

NCT03518034
View directory record Official record
Conditions
Hypogonadism, Cardiovascular Diseases
Interventions
AndroGel®, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
45 Years to 80 Years · Male only
Enrollment
5,246 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
379
States / cities
Alabaster, Alabama • Birmingham, Alabama • Decatur, Alabama + 262 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2024 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Not applicable Interventional

Testosterone Replacement in Postmenopausal Women With Stress Urinary Incontinence

NCT03116087
View directory record Official record
Conditions
Stress Urinary Incontinence
Interventions
Testosterone patch, Placebo
Drug
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
45 Years to 75 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 9, 2018 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

TEAM: Testosterone Supplementation and Exercise in Elderly Men

NCT00112151
View directory record Official record
Conditions
Healthy
Interventions
LowT, Resistance Training, Placebo, HighT
Drug · Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
60 Years and older · Male only
Enrollment
167 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 2, 2020 · Synced Oct 26, 2026, 4:24 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 18, 2019 · Synced Oct 26, 2026, 4:24 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%

NCT01993212
View directory record Official record
Conditions
Secondary Hypogonadism
Interventions
Androxal 12.5 mg or 25 mg, AndroGel 1.62%, Placebo Capsules, 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
8
States / cities
Jacksonville, Florida • Albany, New York • Raleigh, North Carolina + 5 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2014 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Lybrido for Female Sexual Dysfunction

NCT01432665
View directory record Official record
Conditions
Hypoactive Sexual Desire Disorder
Interventions
Placebo, Sildenafil, Testosterone
Drug
Lead sponsor
Emotional Brain NY Inc.
Industry
Eligibility
21 Years to 70 Years · Female only
Enrollment
196 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2011
U.S. locations
14
States / cities
San Diego, California • Washington D.C., District of Columbia • Brooksville, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2013 · Synced Oct 26, 2026, 4:24 PM EDT
Withdrawn Phase 2Phase 3 Interventional

Androxal in Male Infertility

NCT02160704
View directory record Official record
Conditions
Infertility
Interventions
Enclomiphene citrate, Placebo
Drug · Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
18 Years to 35 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 11, 2019 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

TRADE-Testosterone Replacement and Dutasteride Effectiveness

NCT00194675
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 5, 2017 · Synced Oct 26, 2026, 4:24 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Oral T7 Oral Testosterone in Man

NCT00842751
View directory record Official record
Conditions
Healthy Males, Male Contraceptive
Interventions
First Intervention (7 days), First Washout (7 days), Second Intervention (7 days), Third Intervention (7 days), Second wash-out period
Drug · Other
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jan 13, 2014 · Synced Oct 26, 2026, 4:24 PM EDT