MedPath

Effect of Udenafil on Spermatogenesis

Phase 1
Completed
Conditions
Spermatogenesis
Erectile Dysfunction
Interventions
Drug: Placebo
Registration Number
NCT01230541
Lead Sponsor
Warner Chilcott
Brief Summary

Study of udenafil daily in subjects with mild or no erectile dysfunction to evaluate effects on semen characteristics.

Detailed Description

Safety Study in male subjects with no or mild ED (erectile dysfunction)

Recruitment & Eligibility

Status
COMPLETED
Sex
Male
Target Recruitment
239
Inclusion Criteria
  • No or mild ED (erectile dysfunction) willing & able to provide 2 semen samples without the use of PDE-5 inhibitor or other excluded medication or devices on 2 separate days during screening and at Weeks 12 & 26
  • BMI (body mass index) between 19 and 31 kilogram/meter squared
Exclusion Criteria
  • New onset coronary artery disease within last 3 months, history of myocardial infarction or cardiac surgical procedure within last 6 months or sudden cardiac arrest
  • Nitrate medications for angina pectoris
  • Used of anti-arrhythmic drug treatment or device
  • Congestive heart failure
  • Uncontrolled diabetes
  • Stroke or transient ischemic attack (TIA) within last 6 months
  • Bleeding disorder or history of GI bleeding within last 12 months
  • Cancer chemotherapy
  • History of alcohol or drug abuse

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
PlaceboPlaceboPlacebo
UdenafilUdenafilUdenafil daily tablet
Primary Outcome Measures
NameTimeMethod
Sperm Concentration Reduction greater than or equal to 50% at Week 2626 weeks

Percentage of Subjects with greater than or equal to 50% decrease from baseline in sperm concentration at 26 weeks

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (1)

Warner Chilcott Investigational Site

🇺🇸

Spokane, Washington, United States

© Copyright 2025. All Rights Reserved by MedPath