A Study Comparing the Efficacy of an Alpha Blocker Versus an Alpha Blocker Plus Solifenacin in Men With Overactive Bladder

January 6, 2016 updated by: KYU-SUNG LEE

A Randomized, Double Blind, Placebo-Controlled, Parallel Group Comparison of the Efficacy and Safety of Any Alpha Blocker Monotherapy and Any Alpha Blocker Plus Solifenacin in Men With Residual Overactive Bladder Symptoms of Urinary Frequency and Urgency With/Without Urgency Incontinence After Previous Monotherapy With Any Alpha Blocker

The purpose of this study is to explore additional benefit of solifenacin after 12-week treatment, compared with alpha blocker monotherapy in men with residual OAB symptoms.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

94

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Korea, Republic of
      • Cheonan, Korea, Republic of
      • Pusan, Korea, Republic of
      • Seoul, Korea, Republic of

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

50 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

Male

Description

Inclusion Criteria:

  • Persistent symptoms of OAB as verified by the 3 day voiding diary, defined by:

    • symptoms of urinary urgency (defined as a level of >=3 in a 5 point urgency scale) at least two episode per 24 hours and
    • symptoms of urinary frequency ( >8 micturitions per 24 hours)
  • On a stable dose of tamsulosin for at least 1 month

Exclusion Criteria:

  • Previous history of acute urinary retention
  • Patients have a baseline post-void residual (PVR) which exceeded 50% of voided urine volume
  • Any condition that is a contraindication for anticholinergic treatment, including uncontrolled narrow-angled glaucoma, urinary retention or gastric retention
  • Symptomatic acute urinary tract infection (UTI) during the screening period
  • Treatment within the 14 days preceding randomization, or expected to initiate treatment during the study with any anticholinergic drugs and drug treatment for overactive bladder
  • A 5-alpha reductase inhibitor if started less than 3 months prior to screening
  • Patients with previous urethral, prostate or bladder neck surgery

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Quadruple

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Placebo Comparator: Alpha blocker and placebo
Drug: placebo
oral
Drug: Alpha blocker
oral
Experimental: Alpha blocker and solifenacin
Drug: solifenacin
oral
Other Names:
  • Vesicare
  • YM905
Drug: Alpha blocker
oral

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Achievement level of patients' individual satisfaction
Time Frame: At weeks 4 and 12
At weeks 4 and 12

Secondary Outcome Measures

Outcome Measure
Time Frame
Changes in urgency episodes
Time Frame: At weeks 4 and 12
At weeks 4 and 12
Changes in OAB symptom scores
Time Frame: At weeks 4 and 12
At weeks 4 and 12
Changes in QoL score by OAB-q
Time Frame: At weeks 4 and 12
At weeks 4 and 12

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

KYU-SUNG LEE

Collaborators

Astellas Pharma Korea, Inc.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

June 1, 2008

Primary Completion (Actual)

March 1, 2010

Study Completion (Actual)

March 1, 2010

Study Registration Dates

First Submitted

June 16, 2008

First Submitted That Met QC Criteria

June 16, 2008

First Posted (Estimate)

June 17, 2008

Study Record Updates

Last Update Posted (Estimate)

January 7, 2016

Last Update Submitted That Met QC Criteria

January 6, 2016

Last Verified

January 1, 2016

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • SMK-1

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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