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Placebo-Controlled Study Evaluating the Efficacy and Safety of Vardenafil in Subjects With Erectile Dysfunction
This study has been completed.
Sponsors and Collaborators: Bayer
GlaxoSmithKline
Information provided by: Bayer
ClinicalTrials.gov Identifier: NCT00656188
  Purpose

Study to investigate the efficacy and safety of Vardenafil


Condition Intervention Phase
Erectile Dysfunction
Drug: Levitra (Vardenafil, BAY38-9456)
Drug: Placebo
Phase IV

MedlinePlus related topics: Erectile Dysfunction
Drug Information available for: Vardenafil
U.S. FDA Resources
Study Type: Interventional
Study Design: Treatment, Randomized, Double Blind (Subject, Investigator), Placebo Control, Parallel Assignment, Safety/Efficacy Study
Official Title: A Randomized, Double-Blind, Parallel-Group, Placebo-Controlled Study Evaluating the Efficacy and Safety of Vardenafil Administered for 12 Weeks in a Flexible-Dose Regimen Compared to Placebo in Male Erectile Dysfunction Subjects

Further study details as provided by Bayer:

Primary Outcome Measures:
  • Erectile Function domain of the International Index of Erectile Function [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]
  • Sexual Encounter Profile Question 2 [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]
  • Sexual Encounter Profile Question 3 [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Erectile Function domain scores > 26 [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]
  • Sexual Encounter Profile 2 [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]
  • Global Assessment Question [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]
  • Reliability of insertion [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]
  • Reliability of maintenance [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]
  • Other subject diary based variables [ Time Frame: 12 weeks ] [ Designated as safety issue: No ]
  • Safety and tolerability [ Time Frame: 12 weeks ] [ Designated as safety issue: Yes ]

Enrollment: 463
Study Start Date: October 2002
Study Completion Date: January 2004
Arms Assigned Interventions
Arm 2: Placebo Comparator Drug: Placebo
Matching placebo
Arm 1: Active Comparator Drug: Levitra (Vardenafil, BAY38-9456)
Vardenafil 5mg or 10mg or 20mg taken orally on demand 1 hour prior to sexual intercourse

Detailed Description:

Erectile dysfunction (ED) is defined as the inability to achieve or maintain an erection sufficient for satisfactory sexual performance. This also called impotence is a significant issue for men and their partners with increasing prevalence and with more men seeking treatment. Non-response to sildenafil has been reported by men and presents a challenge to those seeking treatment. This study tested the hypothesis that vardenafil was both clinically effective and well-tolerated compared to placebo in men diagnosed as being unresponsive to sildenafil.

  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Male
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Men ≥18 years of age, with 6 months or longer diagnosis of ED as defined by NIH Consensus statement,
  • History of unresponsiveness to sildenafil
  • Stable sexual relationship for > 6 month

Exclusion Criteria:

  • Primary hypoactive sexual desire
  • History of myocardial infarction, stroke or life-threatening arrhythmia within prior 6 month
  • Nitrate therapy
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00656188

Sponsors and Collaborators
Bayer
GlaxoSmithKline
Investigators
Study Director: Bayer Study Director Bayer
  More Information

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Responsible Party: ( Bayer HealthCare AG, Therapeutic Area Head )
Study ID Numbers: 10898, GSK 001
Study First Received: April 4, 2008
Last Updated: April 4, 2008
ClinicalTrials.gov Identifier: NCT00656188  
Health Authority: United States: Food and Drug Administration

Keywords provided by Bayer:
Erectile Dysfunction
Vardenafil

Study placed in the following topic categories:
Sexual Dysfunctions, Psychological
Vardenafil
Sexual Dysfunction, Physiological
Mental Disorders
Genital Diseases, Male
Erectile Dysfunction

Additional relevant MeSH terms:
Phosphodiesterase Inhibitors
Molecular Mechanisms of Pharmacological Action
Enzyme Inhibitors
Sexual and Gender Disorders
Pharmacologic Actions

ClinicalTrials.gov processed this record on January 16, 2009