ClinicalTrials.gov record
Completed Phase 2 Interventional Results available

Solifenacin Succinate With Tamsulosin HCl in Males With Lower Urinary Tract Symptoms and Bladder Outlet Obstruction

ClinicalTrials.gov ID: NCT00507455

Public ClinicalTrials.gov record NCT00507455. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced May 19, 2026, 11:20 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 2, Randomized, Double-Blind, Parallel Group, Placebo Controlled, Multi-Center Study to Evaluate the Safety of the Co-administration of Solifenacin Succinate With 0.4 mg Tamsulosin Hydrochloride OCAS (TOCAS) Using Urodynamics in Male Subjects With Lower Urinary Tract Symptoms (LUTS) and Bladder Outlet Obstruction (BOO)

Study identification

NCT ID
NCT00507455
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Astellas Pharma Inc
Industry
Enrollment
222 participants

Conditions and interventions

Interventions

  • Placebo to solifenacin Drug
  • Placebo to tamsulosin Drug
  • solifenacin succinate Drug
  • tamsulosin hydrochloride Drug

Drug

Eligibility (public fields only)

Age range
45 Years and older
Sex
Male
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
May 31, 2007
Primary completion
Jul 31, 2008
Completion
Jul 31, 2008
Last update posted
Aug 5, 2014

2007 – 2008

United States locations

U.S. sites
17
U.S. states
12
U.S. cities
17
Facility City State ZIP Site status
Not listed Homewood Alabama 35209
Not listed La Mesa California 91942
Not listed Long Beach California 90806
Not listed San Bernardino California 92404
Not listed San Diego California 92108
Not listed Middlebury Connecticut 06762
Not listed New Port Richey Florida 34655
Not listed Coeur d'Alene Idaho 83814
Not listed Des Moines Iowa 50309
Not listed Iowa City Iowa 52242
Not listed Watertown Massachusetts 02472
Not listed Las Vegas Nevada 89148
Not listed New York New York 10021
Not listed Greensboro North Carolina 27403
Not listed Austin Texas 78705
Not listed San Antonio Texas 78229
Not listed Charlottesville Virginia 22908

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 16 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00507455, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Aug 5, 2014 · Synced May 19, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00507455 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →