Internal medicine

Pathology

Placebo

Population

Concordance

Surgery

Physical therapy

Randomized controlled trial

Patient satisfaction

Alternative medicine

Tadalafil

Gynecology

Erectile dysfunction

Sexual intercourse

Medicine

Environmental health

Urology

To evaluate the effect of tadalafil 5 mg taken once daily on efficacy (erection achievement and penetration) and overall sexual satisfaction in men with erectile dysfunction (ED) and their female partners.

Impact of Tadalafil Once Daily in Men With Erectile Dysfunction—Including a Report of the Partners' Evaluation