单词	roxarsone
释义	roxarsone /räkˈsärˌsōn / noun An arsenic-containing antibiotic drug that is widely used as a food additive in the poultry industry to promote growth and control intestinal parasites. It is considered a source of arsenic contamination in water near some large poultry producers.Organic arsenic is an approved ingredient in roxarsone, a feed additive used in poultry and swine.... Roxarsone, an organoarsenic compound, is added to poultry feed to improve weight gain and feed efficiency. Claims that an boy developed leukemia because of environmental exposure to the medicated feed additive, roxarsone, may be going back to court as a result of a ruling by the Arkansas Supreme Court.
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