Vince
Super Moderator
IIRC, 20 mg, daily, for men who've undergone a nerve sparing prostatectomy.

Tadalafil therapy for erectile dysfunction following prostatectomy
Erectile dysfunction is a major complication affecting the quality of life of patients and partners after radical prostatectomy. Evolving evidence suggests that early penile rehabilitation may provide better erectile function after surgery. Phosphodiesterase ...
