Assess the Effect of Daily Treatment of Vardenafil 20mg or Sildenafil 100mg and Placebo on Sperm Function

This study has been completed.

Study NCT00655590 Information provided by Bayer

First Received: April 4, 2008 Last Updated: June 29, 2009 History of Changes

No Study Results Posted on ClinicalTrials.gov for this Study

Study Status:	This study has been completed.
Study Completion Date:	June 2006
Estimated Primary Completion Date:	No date given