March 2009 in “The Journal of Urology” This research concludes that finasteride significantly reduces dihydrotestosterone levels and prostate size in men with BPH and may improve urinary symptoms, with greater baseline prostate size predicting more pronounced benefits compared to placebo.
2 citations
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July 2021 in “Uro” This review discusses the efficacy of the lipidosterolic extract of Serenoa repens for treating lower urinary tract symptoms and reports no new clinical results; the authors propose further examination of the existing literature and guidelines.
October 2007 in “Humana Press eBooks” This study reports that saw palmetto may effectively treat benign prostatic hyperplasia symptoms and potentially stimulate hair growth with generally mild side effects.
5 citations
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August 2005 in “Current Urology Reports” Saw palmetto helps with nighttime urination and urine flow, similar to finasteride.
September 2011 in “Urology” This study explores the clinical significance of the intravesical prostatic protrusion/prostate volume ratio in diagnosing bladder outlet obstruction but reports no new results.