15 years' survey of safety and efficacy of Serenoa repens extract in benign prostatic hyperplasia patients with risk of progression.

Aim:: The aim of this study is to investigate the efficacy and safety of long-term therapy with Serenoa repens extract with regard to halting benign prostatic hyperplasia progression.

Material And Methods:: An open non-comparative observational study of the continuous use of S. repens plant extract at a dosage of 320 mg once a day for 15 years was performed in 30 patients at risk for benign prostatic hyperplasia progression.