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A Study of Semen Characteristics After 9 Months of Daily Tadalafil 20 mg

Phase 4
Completed
Conditions
Erectile Dysfunction
Interventions
Drug: placebo
Registration Number
NCT00382135
Lead Sponsor
Eli Lilly and Company
Brief Summary

This is a multicenter, randomized, double-blind, placebo-controlled, fixed dose, parallel design study to evaluate effects on semen characteristics after 40 weeks of daily dosing with 20 mg tadalafil.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
Male
Target Recruitment
282
Inclusion Criteria
  • Healthy male subjects or men with mild erectile dysfunction
  • At least 45 years of age
  • With specified semen characteristics.
Exclusion Criteria
  • Certain chronic medical conditions including cardiac disease, congestive heart failure, kidney or liver disease, cancer and HIV
  • A history of certain endocrine or hormonal abnormalities
  • A history of significant testicular/genital abnormalities
  • Any significant reproductive abnormality identified at the start of the study.

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
1placeboplacebo tablet
2tadalafil20 mg tadalafil tablet
Primary Outcome Measures
NameTimeMethod
Change in sperm production measured at baseline and after 9 months of treatment.40 weeks
Secondary Outcome Measures
NameTimeMethod
Changes in other semen characteristics and reproductive hormones.40 weeks

Trial Locations

Locations (1)

For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician.

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Bothell, Washington, United States

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