Genetic Edge Technologies of Phoenix, Arizona is voluntarily recalling 60 count bottles of ArimaDex, because it may contain an Aromatase Inhibitor. Genetic Edge Technologies has been informed by the US Food and Drug Administration (FDA) that potential adverse events associated with the use of Aromatase Inhibitors could include the following: decreased rate of bone maturation and growth, decreased sperm production, infertility, aggressive behavior, adrenal insufficiency, kidney failure, and liver dysfunction.  http://www.fda.gov/Safety/Recalls/ucm225848.htm