NCT00143221

Brief Summary

The purpose of this study is to determine whether Viagra is effective in treating erectile dysfunction and lower urinary tract symptoms in men affected by both conditions.

Trial Health

100
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
350

participants targeted

Target at P75+ for phase_4

Timeline
Completed

Started Mar 2004

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

March 1, 2004

Completed
1.2 years until next milestone

Study Completion

Last participant's last visit for all outcomes

May 1, 2005

Completed
4 months until next milestone

First Submitted

Initial submission to the registry

August 31, 2005

Completed
2 days until next milestone

First Posted

Study publicly available on registry

September 2, 2005

Completed
Last Updated

February 1, 2021

Status Verified

January 1, 2021

First QC Date

August 31, 2005

Last Update Submit

January 28, 2021

Conditions

Outcome Measures

Primary Outcomes (1)

  • Comparison of change in EF domain of IIEF at Week 12 between Viagra and placebo

Secondary Outcomes (3)

  • Effect on: IPSS Effect on IPSS QoL Orgasmic Function

  • Sexual Desire Intercourse Satisfaction and Overall Satisfaction domains of IIEF Qmax by uroflometry

  • Event Log Variables

Interventions

Eligibility Criteria

Age45 Years+
Sexmale
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • clinical diagnosis of erectile dysfunction (ED)
  • lower urinary tract symptoms (LUTS)

You may not qualify if:

  • previous prostate surgery or invasive intervention for BPH
  • active urinary tract disease

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Related Publications (3)

  • McVary KT, Siegel RL, Carlsson M. Sildenafil citrate improves erectile function and lower urinary tract symptoms independent of baseline body mass index or LUTS severity. Urology. 2008 Sep;72(3):575-9. doi: 10.1016/j.urology.2008.04.020. Epub 2008 Jul 2.

  • McVary KT, Kaufman J, Young JM, Tseng LJ. Sildenafil citrate improves erectile function: a randomised double-blind trial with open-label extension. Int J Clin Pract. 2007 Nov;61(11):1843-9. doi: 10.1111/j.1742-1241.2007.01585.x. Epub 2007 Sep 20.

  • McVary KT, Monnig W, Camps JL Jr, Young JM, Tseng LJ, van den Ende G. Sildenafil citrate improves erectile function and urinary symptoms in men with erectile dysfunction and lower urinary tract symptoms associated with benign prostatic hyperplasia: a randomized, double-blind trial. J Urol. 2007 Mar;177(3):1071-7. doi: 10.1016/j.juro.2006.10.055.

MeSH Terms

Conditions

Erectile Dysfunction

Interventions

Sildenafil Citrate

Condition Hierarchy (Ancestors)

Genital Diseases, MaleGenital DiseasesUrogenital DiseasesSexual Dysfunction, PhysiologicalMale Urogenital DiseasesSexual Dysfunctions, PsychologicalMental Disorders

Intervention Hierarchy (Ancestors)

SulfonamidesAmidesOrganic ChemicalsSulfonesSulfur CompoundsPiperazinesHeterocyclic Compounds, 1-RingHeterocyclic CompoundsPurinesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-Ring

Study Officials

  • Pfizer CT.gov Call Center

    Pfizer

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
DOUBLE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

August 31, 2005

First Posted

September 2, 2005

Study Start

March 1, 2004

Study Completion

May 1, 2005

Last Updated

February 1, 2021

Record last verified: 2021-01