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Completed Phase 3 Interventional

Study to Investigate the Efficacy and Safety of Vardenafil Flexible Dose Versus Placebo in Males With Erectile Dysfunction

ClinicalTrials.gov ID: NCT00657033

Public ClinicalTrials.gov record NCT00657033. 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 Jul 21, 2026, 2:18 PM 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 Randomized, Double Blind, Parallel Group, Multi-center Study to Investigate the Efficacy and Safety of Vardenafil Flexible Dose Versus Placebo in Males With Erectile Dysfunction, and Their Female Partners' Sexual Quality of Life.

Study identification

NCT ID
NCT00657033
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Bayer
Industry
Enrollment
229 participants

Conditions and interventions

Interventions

  • Levitra (Vardenafil, BAY38-9456) Drug
  • Placebo Drug

Drug

Eligibility (public fields only)

Age range
18 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
Sep 30, 2003
Primary completion
Not listed
Completion
Jul 31, 2004
Last update posted
Oct 13, 2013

2003 – 2004

United States locations

U.S. sites
18
U.S. states
9
U.S. cities
17
Facility City State ZIP Site status
Not listed Phoenix Arizona 85023
Not listed Beverly Hills California 90212
Not listed Irvine California 92618-3603
Not listed Newport Beach California 92660
Not listed San Bernardino California 92404
Not listed San Diego California 92101
Not listed San Diego California 92128
Not listed Trumbull Connecticut 06611
Not listed Jacksonville Florida 32257
Not listed Riverdale Georgia 30274
Not listed Greenbelt Maryland 20770
Not listed Lutherville Maryland 21093
Not listed Lawrenceville New Jersey 08648
Not listed New Brunswick New Jersey 08901
Not listed New York New York 10016
Not listed Charlotte North Carolina 28209
Not listed Statesville North Carolina 28677
Not listed Wilmington North Carolina 28412

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 8 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00657033, 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 Oct 13, 2013 · Synced Jul 21, 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 NCT00657033 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →