Efficacy and Safety of Combined Phosphodiesterase Type 5 Inhibitors as a Salvage Medical Treatment in Patients with Erectile Dysfunction after Nerve-Sparing Radical Prostatectomy

Purpose Penile rehabilitation therapy using phosphodiesterase type 5 inhibitors (PDE5i) is used widely as a first-line therapy in patients with erectile dysfunction (ED) after radical prostatectomy (RP). However, many patients undergoing such therapy still complain of inappropriate erectile function (EF). Therefore, we evaluated the efficacy and safety of combined PDE5i therapy as a salvage medical treatment in patients nonresponsive to initial...