Root of the stinging nettle. The roots contain lectins, phytosterols, lignans and polysaccharides.
HMPC Mon ograph: Traditional-use: Urinary tract disorders in benign prostatic hyperplasia (BPH
)ESCOP Monograph: Symptomatic treatment of micturition disordersin benign prostatic hyperplasia (BPH) stage I and II (according to Alken) or stage II and III (according to Vahlensieck), painful, frequent urination, nocturnal urge to urinate, urinary retention.
Commission E-Monography: Micturition complaints in prostate adenoma stage I to II according to Alken