Efficacy and safety of platelet-rich plasma intracavernous injection for patients with erectile dysfunction: A systematic review, meta-analysis, and meta-regression.

Objective: Intracavernous injection might be offered to patients with erectile dysfunction (ED) who did not respond to the first-line oral treatment. Platelet-rich plasma (PRP) might offer improvement in erectile function since it contains numerous growth factors. This study aimed to evaluate the efficacy and safety of PRP intracavernous injection for patients with ED.