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ClinicalTrials.gov public records Last synced Oct 18, 2026, 2:48 PM EDT

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Showing 1–24 of 60 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Tamsulosin Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

A Study To Compare 3 Different Formulations Of Tamsulosin At Steady State.

NCT00609596
View directory record Official record
Conditions
Prostatic Hyperplasia
Interventions
GI198745
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 45 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Aug 4, 2017 · Synced Oct 18, 2026, 2:48 PM EDT
Terminated Phase 4 Interventional Results available

Silodosin Versus Tamsulosin for Treatment of Ureteral Stones

NCT02369744
View directory record Official record
Conditions
Ureteral Calculus, Ureterolithiasis, Ureteral Stone
Interventions
Silodosin, Tamsulosin
Drug
Lead sponsor
Albert Einstein Healthcare Network
Other
Eligibility
18 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 23, 2020 · Synced Oct 18, 2026, 2:48 PM EDT
Terminated Not applicable Interventional Results available

Prophylactic Tamsulosin Use for Prevention of Post-Operative Urinary Retention

NCT02684344
View directory record Official record
Conditions
Post-Operative Urinary Retention
Interventions
Tamsulosin, Education
Drug · Other
Lead sponsor
University of Rochester
Other
Eligibility
40 Years and older · Male only
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Jan 23, 2019 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 3 Interventional Results available

Actual Use Study of Tamsulosin in Men

NCT02573311
View directory record Official record
Conditions
Urological Manifestations
Interventions
tamsulosin hydrochloride
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older · Male only
Enrollment
1,117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
40
States / cities
Birmingham, Alabama • Homewood, Alabama • Hoover, Alabama + 35 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2020 · Synced Oct 18, 2026, 2:48 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 4, 2011 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 4 Interventional Results available

Decreasing Rates of Intraurethral Catheterization Postoperatively in Spine Surgery

NCT02919436
View directory record Official record
Conditions
Post-operative Urinary Retention
Interventions
Tamsulosin, Placebo
Drug
Lead sponsor
Anand Rughani, MD
Other
Eligibility
50 Years to 85 Years · Male only
Enrollment
610 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Portland, Maine
Source: ClinicalTrials.gov public record
Updated Feb 17, 2022 · Synced Oct 18, 2026, 2:48 PM EDT
Terminated Not applicable Interventional Results available

Efficacy of Flomax to Improve Stone Passage Following Shock Wave Lithotripsy

NCT00209131
View directory record Official record
Conditions
Urolithiasis
Interventions
Flomax, Sugar pill
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 28, 2013 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 3 Interventional Results available

Prevention of Post-operative Urinary Retention

NCT02486653
View directory record Official record
Conditions
Urinary Retention, Urinary Tract Infections
Interventions
Tamsulosin, Placebo
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
158 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 25, 2019 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 4 Interventional Results available

A Study to Evaluate the Efficacy, Safety, and Tolerability of Mirabegron in Men With OAB Symptoms While Taking Tamsulosin Hydrochloride for Lower Urinary Tract Symptoms (LUTS) Due to Benign Prostatic Hyperplasia (BPH)

NCT02757768
View directory record Official record
Conditions
Benign Prostatic Hyperplasia, Overactive Bladder
Interventions
Mirabegron, Placebo, Tamsulosin Hydrochloride
Drug
Lead sponsor
Astellas Pharma Global Development, Inc.
Industry
Eligibility
40 Years and older · Male only
Enrollment
715 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
32
States / cities
Homewood, Alabama • Huntsville, Alabama • Anchorage, Alaska + 27 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2024 · Synced Oct 18, 2026, 2:48 PM EDT
Not listed Phase 4 Interventional

Hernia Surgery Urinary Retention

NCT03027115
View directory record Official record
Conditions
Hernia, Urinary Retention
Interventions
Tamsulosin
Drug
Lead sponsor
Memorial Health University Medical Center
Other
Eligibility
18 Years and older · Male only
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Savannah, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 23, 2018 · Synced Oct 18, 2026, 2:48 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Investigating Medication vs. Prostatic Urethral Lift: Assessment and Comparison of Therapies for BPH

NCT04987892
View directory record Official record
Conditions
BPH
Interventions
UroLift System, Tamsulosin Hydrochloride
Device · Drug
Lead sponsor
NeoTract, Inc.
Industry
Eligibility
45 Years and older · Male only
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Pleasanton, California
Source: ClinicalTrials.gov public record
Updated Apr 25, 2023 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Not applicable Interventional Results available

Orthostatic Hypotension Treatment on Rehab Unit

NCT01030874
View directory record Official record
Conditions
Orthostatic Hypotension, Falls
Interventions
Medication review, Nutrition/Salt intake, Education, Exercise, Drug Recommendations
Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 99 Years
Enrollment
356 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 1, 2021 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Effect of Preoperative Tamsulosin on Postoperative Urinary Retention

NCT05753670
View directory record Official record
Conditions
Postoperative Retention of Urine
Interventions
Tamsulosin, Placebo
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 99 Years · Female only
Enrollment
179 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Oct 18, 2026, 2:48 PM EDT
Recruiting Phase 4 Interventional

Uroselective Alpha-1-Antagonist to Reduce the Incidence and Duration of Postoperative Urinary Retention Following Spine Surgery

NCT07174349
View directory record Official record
Conditions
Urinary Retention Postoperative
Interventions
Uroselective alpha-1-adrenergic receptor antagonist, Placebo
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
35 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 29, 2026 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 4 Interventional

A Study to Evaluate Solifenacin Succinate in Combination With Tamsulosin for the Treatment of Residual Overactive Bladder Symptoms (OAB) in Men.

NCT00333112
View directory record Official record
Conditions
Urinary Incontinence
Interventions
solifenacin succinate, tamsulosin, placebo
Drug
Lead sponsor
Astellas Pharma Inc
Industry
Eligibility
45 Years and older · Male only
Enrollment
398 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
74
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tuscon, Arizona + 67 more
Source: ClinicalTrials.gov public record
Updated Sep 18, 2014 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Behavior and Exercise Versus Drug Treatment in Men With Nocturia (BEDTiMe)

NCT00824200
View directory record Official record
Conditions
Nocturia
Interventions
Behavioral, tamsulosin (alpha-adrenergic antagonist medication), placebo, placebo
Behavioral · Drug
Lead sponsor
Atlanta VA Medical Center
Federal
Eligibility
40 Years and older · Male only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2014
U.S. locations
2
States / cities
Birmingham, Alabama • Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Sep 16, 2021 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Medication Effects on Periurethral Sensation,Urethral Sphincter Activity and Pressure Flow Parameters

NCT01028014
View directory record Official record
Conditions
Urethral Sphincter Activity
Interventions
Pseudoephedrine, Tamsulosin, Imipramine, Cyclobenzaprine, Lactose capsule, Solifenacin
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 51 Years · Female only
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 8, 2012 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 4 Interventional Results available

Treatment of Symptoms After Stent Placement for Urinary Tract Obstruction

NCT01741454
View directory record Official record
Conditions
Ureteral Obstruction
Interventions
Tamsulosin, Tolterodine ER
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 10, 2019 · Synced Oct 18, 2026, 2:48 PM EDT
Active, not recruiting Not applicable Interventional

Methocarbamol vs Oxybutynin for Management of Pain and Discomfort S/P Ureteroscopy Procedure

NCT05100017
View directory record Official record
Conditions
Kidney Calculi, Kidney Diseases, Nephrolithiasis, Urolithiasis, Ureteral Diseases, Ureteral Calculi
Interventions
Methocarbamol, Oxybutynin
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 80 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Efficacy of Tamsulosin in the Treatment of Ureteral Stones in Emergency Department Patients

NCT00448123
View directory record Official record
Conditions
Kidney Stones, Ureteral Stones
Interventions
Tamsulosin, Placebo
Drug
Lead sponsor
Robert Swor
Other
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 12, 2016 · Synced Oct 18, 2026, 2:48 PM EDT
Completed No phase listed Observational

Palladium-103 Seed Implant and Single Daily Dosing of Uroxatral Vs. Twice Daily Dosing of Flomax- A 3 Month Retrospective Efficacy Analysis

NCT00264017
View directory record Official record
Conditions
Prostate Cancer Patients Undergoing External Radiation and Seed Implantation
Interventions
Not listed
Lead sponsor
Dattoli Cancer Center and Brachytherapy Research Institute
Other
Eligibility
45 Years to 80 Years · Male only
Enrollment
60 participants
Timeline
2005
U.S. locations
1
States / cities
Sarasota, Florida
Source: ClinicalTrials.gov public record
Updated Dec 12, 2005 · Synced Oct 18, 2026, 2:48 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Impact of Tamsulosin on Post-Operative Urinary Retention Following Pelvic Reconstructive Surgery

NCT04597372
View directory record Official record
Conditions
Urinary Retention Postoperative
Interventions
Tamsulosin, Placebo
Drug
Lead sponsor
Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
Other
Eligibility
18 Years and older · Female only
Enrollment
154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 20, 2026 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Hemodynamic Study of Avanafil and Two α-Adrenergic Blockers,Doxazosin and Tamsulosin

NCT01100021
View directory record Official record
Conditions
Erectile Dysfunction
Interventions
Tamsulosin and avanafil, Doxazosin and avanafil
Drug
Lead sponsor
VIVUS LLC
Industry
Eligibility
40 Years to 65 Years · Male only
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 7, 2011 · Synced Oct 18, 2026, 2:48 PM EDT
Completed Phase 2 Interventional Results available

PK/PD, Long-term Safety and Efficacy of Tamsulosin Treatment in Children With Neurogenic Bladder

NCT00340704
View directory record Official record
Conditions
Bladder, Neurogenic
Interventions
tamsulosin hydrochloride
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
2 Years to 16 Years
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
19
States / cities
Birmingham, Alabama • Los Angeles, California • Jacksonville, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Feb 17, 2016 · Synced Oct 18, 2026, 2:48 PM EDT