Efficacy of Udenafil for the Treatment of Erectile Dysfunction up to 12 Hours after Dosing: A Randomized Placebo-Controlled Trial

Udenafil at 100 mg was effective for relieving ED for up to 12 hours after dosing. This duration of effectiveness could allow for flexibility and spontaneity in the sexual lives of patients. Park HJ, Park JK, Park K, Min K, and Park NC. Efficacy of udenafil for the treatment of erectile dysfunction up to 12 hours after dosing: A randomized placebo-controlled trial.