If its not too much trouble counsel your doctor before taking any drug. Arimidex (anastrozole) brings down estrogen levels in postmenopausal ladies, which may abate the development of specific sorts of bosom tumors that need estrogen to develop in the body. Arimidex is utilized to treat bosom disease in postmenopausal ladies. It is frequently given to ladies whose disease has advanced significantly in the wake of taking tamoxifen (Nolvadex, Soltamox). Arimidex might likewise be utilized for purposes not recorded within this drug guide.