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FDA warning letters: Drug residues in dairy cows
date:Jul 19, 2016
about Jan. 20 was later found to have 2.04 parts per million (ppm) of defuroylceftiofur, an antibiotic, in the kidney tissue and 0.673 ppm of flunixin, an anti-inflammatory drug, in the liver tissue.

Dairy cowsHowever, FDA has established a tolerance in cattle of 0.4 ppm for residues of desfuroylceftiofur in kidney tissue and 0.125 ppm for flunixin in liver tissue, the letter pointed out. The presence of these drugs at those levels causes the food to be adulterated, FDA added.

The warning lett

12/19 00:07