Goldenrod Solidago virgaurea

Bladder dysfunction – demonstrated the ability to inhibit contraction of rat and human bladder being a possible benefit to bladder dysfunction Naunyn Schmiedebergs Arch Pharmacol. 2004 Mar;369(3):281-6. Epub 2004 Feb 13.
Cancer – showed strong cytotoxic activity against a number of tumour cell lines (incl. prostate, breast, melanoma, and small cell lung carcinoma). The activity seemed to be mostly in the water extract of the leaves, and had minimal toxicity. Nutr Cancer. 2002;43(1):76-81.
Arthritis and oedema – reduced rat paw oedema and arthritis significantly Arzneimittelforschung. 1992 Mar;42(3):333-6.
Diuretic – increased diuresis and excretion of calcium with urine Acta Pol Pharm. 1991;48(5-6):35-7.