Abstract: An anti-aromatase pharmaceutical composition is provided containing nettle root extract in the range of about 275 to 350 mg, pumpkin seed oil in the range of about 150 to 205 mg, Pygeum Africanum or Prunus africana bark extract, standardized to contain at least 12 to 15% of total sterols, in the range of about 20 to 40 mg, and Chrysin in the range of 475 to 550 mg. This pharmaceutical composition assists in the treatment of benign prostate hyperthropy and breast cancer.