Consistent with this finding, in a study among South Korean men, alcohol consumption was associated with better potency recovery with udenafil (a phosphodiesterase type 5 (PDE5) inhibitor used for erectile dysfunction) post-RP.30 More research is needed to understand the mechanism between alcohol use and sexual function; however, it is likely that a “sick quitter” bias could impact sexual function as well.24 Here, PDE5A is linked to erectile dysfunction.