Quercetin (generic name)
treats Prostatitis/chronic pelvic pain syndrome, Pancreatic cancer prevention, Immune function, and Cardiovascular disease
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This information is based on a systematic review of scientific literature, and was peer-reviewed and edited by contributors to the Natural Standard Research Collaboration (www.naturalstandard.com): Jennifer Armstrong, PharmD (University of Rhode Island); Ernie Paul Barrette, MD (Case Western Reserve University); Ethan Basch, MD (Memorial Sloan Kettering Cancer Center); Heather Boon, BScPhm, PhD (University of Toronto); Dawn Costa, BA, BS (Natural Standard Research Collaboration); Dana A. Hackman, BS (Northeastern University); Andy Joseph, PharmD (Massachusetts College of Pharmacy), Adrianne Rogers, MD (Boston University); Isabell Syelsky, PharmD (Northeastern University); Shaina Tanguay-Colucci, BS (Natural Standard Research Collaboration); Wendy Weissner, BA (Natural Standard Research Collaboration); Shannon Welch, PharmD (Northeastern University); Catherine Ulbricht, PharmD (Massachusetts General Hospital); Jen Woods, BS (Natural Standard Research Collaboration).
BibliographyDISCLAIMER: Natural Standard developed the above evidence-based information based on a thorough systematic review of the available scientific articles. For comprehensive information about alternative and complementary therapies on the professional level, go to www.naturalstandard.com. Selected references are listed below.
Hibatallah J, Carduner C, Poelman MC. In-vivo and in-vitro assessment of the free-radical-scavenger activity of Ginkgo flavone glycosides at high concentration. J Pharm Pharmacol 1999;51(12):1435-1440.
Hubbard GP, Wolffram S, Lovegrove JA, et al. Ingestion of quercetin inhibits platelet aggregation and essential components of the collagen-stimulated platelet activation pathway in humans. J Thromb Haemost 2004;2(12):2138-2145.
Janssen K, Mensink RP, Cox FJ, et al. Effects of the flavonoids quercetin and apigenin on hemostasis in healthy volunteers: results from an in vitro and a dietary supplement study. Am J Clin Nutr 1998;67(2):255-262.
Kiesewetter H, Koscielny J, Kalus U, et al. Efficacy of orally administered extract of red vine leaf AS 195 (folia vitis viniferae) in chronic venous insufficiency (stages I-II). A randomized, double-blind, placebo-controlled trial. Arzineimittelforschung 2000;50(2):109-117.
Knekt P, Isotupa S, Rissanen H, et al. Quercetin intake and the incidence of cerebrovascular disease. Eur J Clin Nutr 2000;54(5):415-417.
Lekakis J, Rallidis LS, Andreadou I, et al. Polyphenolic compounds from red grapes acutely improve endothelial function in patients with coronary heart disease. Eur J Cardiovasc Prev Rehabil 2005 Dec;12(6):596-600.
Mulholland PJ, Ferry DR, Anderson D, et al. Pre-clinical and clinical study of QC12, a water-soluble, pro-drug of quercetin. Ann Oncol 2001;12(2):245-248.
Nieman DC, Henson DA, Davis JM, et al. Quercetin's influence on exercise-induced changes in plasma cytokines and muscle and leukocyte cytokine mRNA. J Appl Physiol 2007 Nov;103(5):1728-35.
Nieman DC, Henson DA, Gross SJ, et al. Quercetin reduces illness but not immune perturbations after intensive exercise. Med Sci Sports Exerc 2007 Sep;39(9):1561-9.
Nothlings U, Murphy SP, Wilkens LR, et al. Flavonols and pancreatic cancer risk: the multiethnic cohort study. Am J Epidemiol 2007 Oct 15;166(8):924-31.
Pal D, Mitra AK. MDR- and CYP3A4-mediated drug-herbal interactions. Life Sci 2006 Mar 27;78(18):2131-45.
Schulz HU, Schurer M, Bassler D, et al. Investigation of pharmacokinetic data of hypericin, pseudohypericin, hyperforin and the flavonoids quercetin and isorhamnetin revealed from single and multiple oral dose studies with a hypericum extract containing tablet in healthy male volunteers. Arzneimittelforschung 2005;55(10):561-8.
Schaefer E, Peil H, Ambrosetti L, et al. Oedema protective properties of the red vine leaf extract AS 195 (Folia vitis viniferae) in the treatment of chronic venous insufficiency. A 6-weel observational trial. Arzineimittelforschung 2003;53(4):243-246.
Shoskes DA, Zeitlin SI, Shahed A, et al. Quercetin in men with category III chronic prostatitis: a preliminary prospective, double-blind, placebo-controlled trial. Urology 1999;54(6):960-963.
Theoharides TC, Sant GR. A pilot open label study of Cystoprotek in interstitial cystitis. Int J Immunopathol Pharmacol 2005;18(1):183-188.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.