Elterman, Dean Sol Investigating contamination of phytotherapy products for benign prostatic hyperplasia with alpha-blockers and 5alpha-reductase inhibitors. [electronic resource] - The Journal of urology May 2010 - 2085-9 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1527-3792 Standard No.: 10.1016/j.juro.2009.12.097 doi Subjects--Topical Terms: Administration, OralAdrenergic alpha-Antagonists--chemistryAzasteroids--chemistryCapsulesCholestenone 5 alpha-Reductase--antagonists & inhibitorsChromatography, High Pressure LiquidDoxazosin--chemistryDrug ContaminationDutasterideEnzyme Inhibitors--chemistryFinasteride--chemistryHumansMalePhytotherapyPrazosin--analogs & derivativesProstatic Hyperplasia--drug therapyQuinazolines--chemistrySulfonamides--chemistryTabletsTamsulosin