Evaluating the Efficacy Vardenafil 10 mg vs Tadalafil 10 mg in in Subjects With Erectile Dysfunction (ED)

A Randomised, Double-blind, Double-dummy, Parallel-group, Active-controlled Study Evaluating the Efficacy of Vardenafil Versus Tadalafil When Intercourse is Attempted Within 45 Minutes of Administration in Subjects With Erectile Dysfunction

Evaluating the efficacy of 10mg vardenafil versus 10mg tadalafil in the first 45 minutes post-dosing, in an as-required regimen for 4 weeks in subjects with mild/moderate to severe ED

Inclusion Criteria:

• Age between 18 and 64 years
• Heterosexual males
• Erectile dysfunction for more than 6 months

Exclusion Criteria:

• Penile anatomical abnormalities
• Spinal cord injury
• History of surgical prostatectomy