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Showing 1–24 of 56 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Dutasteride Clear all
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 18, 2018 · Synced Sep 1, 2026, 5:37 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Withdrawn Phase 2 Interventional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 Aug 31, 2015 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Dutasteride Treatment for Reducing Heavy Drinking in AUD: Predictors of Efficacy

NCT04098302
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Dutasteride Capsules, Placebo Capsules
Drug
Lead sponsor
UConn Health
Other
Eligibility
35 Years to 70 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 1, 2026, 5:37 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 14, 2013 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Oral Androgens in Man-3 (ORAL T-3) Pharmacokinetics of Oral Testosterone

NCT00161421
View directory record Official record
Conditions
Contraception, Hypogonadism
Interventions
Oral Testosterone, Leuprolide (Lupron), Dutasteride
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 18, 2008 · Synced Sep 1, 2026, 5:37 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 4, 2017 · Synced Sep 1, 2026, 5:37 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 18, 2018 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 2 Interventional Results available

Maximal Suppression of the Androgen Axis in Clinically Localized Prostate Cancer

NCT00298155
View directory record Official record
Conditions
Cancer, Prostate Neoplasms
Interventions
goserelin with dutasteride, goserelin with bicalutamide and dutasteride, goserelin with bicalutamide and dutasteride and ketoconazole
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2014
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 8, 2018 · Synced Sep 1, 2026, 5:37 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 21, 2008 · Synced Sep 1, 2026, 5:37 PM EDT
Withdrawn Phase 2 Interventional

A Phase II Neoadjuvant Study of Enzalutamide, Abiraterone Acetate, Dutasteride and Degarelix in Men With Localized Prostate Cancer Pre-prostatectomy

NCT02159690
View directory record Official record
Conditions
Prostate Cancer, Localized Prostate Cancer
Interventions
Enzalutamide, Abiraterone acetate, Prednisone, Dutasteride, Degarelix
Drug
Lead sponsor
Kenneth Pienta, MD
Other
Eligibility
18 Years and older · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 25, 2015 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 2 Interventional Results available

Study of Enzalutamide (Formerly MDV3100) as a Neoadjuvant Therapy for Patients Undergoing Prostatectomy for Localized Prostate Cancer

NCT01547299
View directory record Official record
Conditions
Prostate Cancer
Interventions
Enzalutamide, Leuprolide, Dutasteride
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older · Male only
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Oct 22, 2018 · Synced Sep 1, 2026, 5:37 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 27, 2017 · Synced Sep 1, 2026, 5:37 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 17, 2017 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Compare the Bioavailability of Dutasteride Novel Formulation Form to the Soft Gel Capsule Form in Healthy Male Subjects

NCT01577693
View directory record Official record
Conditions
Prostatic Hyperplasia
Interventions
dutasteride
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
20 Years to 45 Years · Male only
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 18, 2018 · Synced Sep 1, 2026, 5:37 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 22, 2016 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 3 Interventional

Study of Tamsulosin and/or Dutasteride to Relieve Urinary Symptoms After Brachytherapy for Localized Prostate Cancer

NCT00244309
View directory record Official record
Conditions
Prostate Cancer
Interventions
tamsulosin and/or dutasteride
Drug
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Male only
Enrollment
348 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 3, 2011 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 2 Interventional Results available

Ketoconazole, Hydrocortisone and Dutasteride in Asymptomatic Hormone Refractory Prostate Cancer

NCT00673127
View directory record Official record
Conditions
Prostate Cancer
Interventions
Ketoconazole, Hydrocortisone and Dutasteride
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older · Male only
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
6
States / cities
Baltimore, Maryland • Boston, Massachusetts • Portland, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2015 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 2 Interventional Results available

Effect of Dutasteride on Androgen-Response Gene Expression in Patients With Advanced Prostate Cancer

NCT00668642
View directory record Official record
Conditions
Prostate Cancer
Interventions
Dutasteride, Placebo
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years and older · Male only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
3
States / cities
Chicago, Illinois • Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 21, 2023 · Synced Sep 1, 2026, 5:37 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 19, 2017 · Synced Sep 1, 2026, 5:37 PM EDT
Completed No phase listed Observational

ARI103094-Follow-Up Study for REDUCE Study Subjects

NCT00883909
View directory record Official record
Conditions
Neoplasms, Prostate
Interventions
dutasteride
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years and older · Male only
Enrollment
2,795 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
73
States / cities
Anchorage, Alaska • Phoenix, Arizona • Little Rock, Arkansas + 68 more
Source: ClinicalTrials.gov public record
Updated Jul 10, 2017 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 4 Interventional

Effect Of Dutasteride On Intraprostatic Dihydrotestosterone (DHT) Levels

NCT00062790
View directory record Official record
Conditions
Prostatic Hyperplasia
Interventions
Dutasteride
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
50 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2005
U.S. locations
11
States / cities
Long Beach, California • New Britain, Connecticut • Trumbull, Connecticut + 8 more
Source: ClinicalTrials.gov public record
Updated Sep 14, 2016 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Testosterone-Driven Growth-Hormone (GH) Secretion in Aging Men

NCT00309855
View directory record Official record
Conditions
Aging
Interventions
Placebo, Testosterone, Anastrazole, Dutasteride
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
50 Years to 80 Years · Male only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 30, 2012 · Synced Sep 1, 2026, 5:37 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 1, 2011 · Synced Sep 1, 2026, 5:37 PM EDT
Completed Phase 2 Interventional Results available

Abiraterone Acetate Combined With Dutasteride for Metastatic Castrate Resistant Prostate Cancer

NCT01393730
View directory record Official record
Conditions
Prostate Cancer
Interventions
Abiraterone acetate, Dutasteride, Prednisone
Drug
Lead sponsor
Mary-Ellen Taplin, MD
Other
Eligibility
18 Years and older · Male only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
4
States / cities
Boston, Massachusetts • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 14, 2018 · Synced Sep 1, 2026, 5:37 PM EDT