759
Participants
Start Date
April 30, 2004
Primary Completion Date
July 31, 2004
Study Completion Date
July 31, 2004
Levitra (Vardenafil, BAY38-9456)
Vardenafil 10mg, taken orally within 1 hour prior to sexual intercourse
Tadalafil
Tadalafil 10mg, taken orally within 1 hour prior to sexual intercourse
Lead Sponsor
Collaborators (1)
GlaxoSmithKline
INDUSTRY
Bayer
INDUSTRY