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ClinicalTrials.gov public records Last synced Oct 17, 2026, 3:28 PM EDT

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Showing 25–48 of 56 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Dutasteride Clear all
Completed No phase listed Observational

Long-term Effects of Dutasteride on Architectural and Nuclear Morphometric Features of Benign Prostate Tissue

NCT01473030
View directory record Official record
Conditions
Benign Prostate Tissue
Interventions
Not listed
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
50 Years to 75 Years · Male only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 5, 2020 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 3 Interventional Results available

"REDUCE" - A Clinical Research Study To Reduce The Incidence Of Prostate Cancer In Men Who Are At Increased Risk

NCT00056407
View directory record Official record
Conditions
Neoplasms, Prostate
Interventions
Dutasteride, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years to 75 Years · Male only
Enrollment
8,231 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
297
States / cities
Birmingham, Alabama • Homewood, Alabama • Huntsville, Alabama + 236 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2016 · Synced Oct 17, 2026, 3:28 PM 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 13, 2010 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 2 Interventional Results available

Enzalutamide & Dutasteride/Finasteride as 1st Line Treatment for Patients =/> 65 Years Old With Prostate Cancer.

NCT02213107
View directory record Official record
Conditions
Prostate Cancer
Interventions
Enzalutamide and Dutasteride or finasteride
Drug
Lead sponsor
University of Rochester
Other
Eligibility
65 Years to 99 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
2
States / cities
Rochester, New York • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Bioavailability Study of Fixed Dose Combination (FDC) Dutasteride and Tamsulosin Hydrochloride (HCl) Relative to One Dutasteride and One Tamsulosin HCl Tablet in Healthy Male Subjects

NCT02509104
View directory record Official record
Conditions
Prostatic Hyperplasia
Interventions
FDC capsule of dutasteride and tamsulosin, Dutasteride soft gelatine capsule and tamsulosin HCl oral disintegrating tablet
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 19, 2018 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 2 Interventional Results available

Dutasteride to Treat Spinal and Bulbar Muscular Atrophy (SBMA)

NCT00303446
View directory record Official record
Conditions
Kennedy's Disease, Spinal and Bulbar Muscular Atrophy
Interventions
Dutasteride, Placebo
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older · Male only
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 27, 2011 · Synced Oct 17, 2026, 3:28 PM EDT
Not listed No phase listed Observational

The Utility of PSADv (PSA Density Velocity) While on Dutasteride for Predicting Prostate Cancer Incidence and Grade and Stage

NCT01484808
View directory record Official record
Conditions
Prostate Cancer
Interventions
Not listed
Lead sponsor
University Urological Associates Inc.
Other
Eligibility
50 Years to 74 Years · Male only
Enrollment
6,600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Dec 2, 2011 · Synced Oct 17, 2026, 3:28 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Metabolic Effects of Steroids in Obese Men

NCT00983554
View directory record Official record
Conditions
Obesity, Insulin Resistance
Interventions
Anastrazole, Testosterone, Dutasteride, GnRH antagonist
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
24 Years to 51 Years · Male only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
2
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2011 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

PROS-1-Male Hormonal Contraceptive Regimens on Prostate Tissue

NCT00490555
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 15, 2013 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 2 Interventional

Exogenous Testosterone Plus Dutasteride for the Treatment of Castrate Metastatic Prostate Cancer

NCT00853697
View directory record Official record
Conditions
Prostate Cancer, Castration-resistant, Metastatic
Interventions
testosterone (AndroGel®) with the 5α-reductase inhibitor dutasteride
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 30, 2015 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study On Bioavailability And Pharmacokinetics Of Various Doses Of Testosterone Administered With And Without Dutasteride

NCT00400335
View directory record Official record
Conditions
Hypogonadism, Hypogonadism, Male
Interventions
Nanomilled testosterone, commercially available dutasteride, Nanomilled dutasteride
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 50 Years · Male only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2006
U.S. locations
1
States / cities
Tacoma, Washington
Source: ClinicalTrials.gov public record
Updated Jun 4, 2012 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 4 Interventional Results available

Dutasteride for the Reduction of Alcohol Use in Male Drinkers

NCT01262287
View directory record Official record
Conditions
Alcoholism, Alcohol Abuse, Alcohol Dependence
Interventions
Dutasteride, Placebo
Drug
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 65 Years · Male only
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 20, 2017 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 4 Interventional Results available

Dutasteride With Tolterodine ER or Placebo to Treat Lower Urinary Tract Symptoms (LUTS)

NCT00939120
View directory record Official record
Conditions
Benign Prostatic Hyperplasia (BPH)
Interventions
Tolterodine ER 4mg, Placebo, Pre-randomization Dutasteride
Drug
Lead sponsor
Siami, Paul F., M.D.
Other
Eligibility
50 Years and older · Male only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Newburgh, Indiana
Source: ClinicalTrials.gov public record
Updated May 1, 2015 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 4 Interventional Results available

Dutasteride Treatment for the Reduction of Heavy Drinking in Men

NCT01758523
View directory record Official record
Conditions
Alcoholism, Alcohol Abuse, Alcohol Dependence
Interventions
Dutasteride, sugar pill
Drug
Lead sponsor
UConn Health
Other
Eligibility
18 Years to 70 Years · Male only
Enrollment
189 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 26, 2019 · Synced Oct 17, 2026, 3:28 PM EDT
Withdrawn Phase 2 Interventional

STA-9090 in Castration-Resistant Prostate Cancer With Assessment of Androgen Receptor Pathway Signaling

NCT01368003
View directory record Official record
Conditions
Adenocarcinoma of the Prostate
Interventions
STA9090, STA9090 with Dutasteride
Drug
Lead sponsor
Toni Choueiri, MD
Other
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 1, 2015 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study To Compare Giving AVODART And FLOMAX Together Or In A Combination Capsule In The Fed And Fasted State

NCT00537654
View directory record Official record
Conditions
Prostatic Hyperplasia
Interventions
Treatment sequence A, Treatment sequence B, Treatment sequence C, Treatment sequence D
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
2
States / cities
Evansville, Indiana • Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 17, 2017 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

ITT4 Intratesticular Hormonal Milieu in Man (ITT4)

NCT01215292
View directory record Official record
Conditions
Healthy Males
Interventions
Acyline, Testosterone gel, ketoconazole 400, Ketoconazole 800, Dutasteride, Anastrozole, Placebo ketoconazole
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 31, 2014 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Pharmacogenetics of Alcohol: Treatment Implications

NCT00734656
View directory record Official record
Conditions
Alcohol Related Disorders, Alcoholism, Alcohol Abuse
Interventions
dutasteride + ethanol, placebo medication + ethanol, dutasteride + placebo alcohol, placebo medication + placebo alcohol
Drug
Lead sponsor
UConn Health
Other
Eligibility
21 Years to 45 Years · Male only
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Mar 28, 2012 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 4 Interventional Results available

Assessment Of Dutasteride (AVODART) In Extending The Time To Progression Of Low-Risk, Localized Prostate Cancer In Men

NCT00363311
View directory record Official record
Conditions
Neoplasms, Prostate
Interventions
Dutasteride, Matching placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years to 80 Years · Male only
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
58
States / cities
Little Rock, Arkansas • Beverly Hills, California • Laguna Hills, California + 54 more
Source: ClinicalTrials.gov public record
Updated Jan 18, 2017 · Synced Oct 17, 2026, 3:28 PM EDT
Completed No phase listed Observational

For Cause Prostate Biopsy in REDUCE Population Trial

NCT01529086
View directory record Official record
Conditions
Prostate Cancer
Interventions
Not listed
Lead sponsor
The Cleveland Clinic
Other
Eligibility
50 Years to 75 Years · Male only
Enrollment
6,608 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 23, 2016 · Synced Oct 17, 2026, 3:28 PM EDT
Completed Phase 3 Interventional Results available

Benign Prostatic Hyperplasia Trial With Dutasteride And Tamsulosin Combination Treatment

NCT00090103
View directory record Official record
Conditions
Prostatic Hyperplasia
Interventions
dutasteride 0.5mg once daily for 4 years, tamsulosin 0.4mg once daily for 4 years
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years and older · Male only
Enrollment
4,844 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
113
States / cities
Birmingham, Alabama • Columbiana, Alabama • Hoover, Alabama + 98 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2017 · Synced Oct 17, 2026, 3:28 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 17, 2026, 3:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Comparative Bioavailability of Two Fixed Dose Combination (FDC) Formulations of Dutasteride and Tamsulosin Hydrochloride Relative to Co-administration of Dutasteride With Tamsulosin Hydrochloride in Healthy Male Subjects Under Fed and Fasted States

NCT02184585
View directory record Official record
Conditions
Prostatic Hyperplasia
Interventions
Treatment sequence A, Treatment sequence B, Treatment sequence C
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 19, 2018 · Synced Oct 17, 2026, 3:28 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 17, 2026, 3:28 PM EDT