Among the agents culpable of endocrine disruption in ecosystems are: artificially produced hormones (steroids), which have been widely used as contraceptives for the last fifty years (Langston 2010); steroids are found in other treatments such as anti-inflammatory hormone cortisol (hydro-cortisone) used as an active ingredient in organ transplant anti rejection drugs as well as asthma inhalers; estradiol and Premarin are prescribed to medicate menopause symptoms, provide birth control, and other hormonal replacement therapies” (Toxic Sexes, 2) -- CR








