‘Extensive testing’ shows thyroid hormone in canned food from Blue Buffalo Co., WellPet
Federal officials are warning consumers and veterinarians to be on alert for potentially deadly hyperthyroidism in dogs that have eaten Blue Buffalo Co. and WellPet food.
recalled Blue Buffalo and wellPet dog foodsThe three separate alerts, posted Monday by the Food and Drug Administration, include test results from three dogs and samples of “BLUE Wilderness Rocky Mountain Recipe Red Meat Dinner Wet Food for Adult Dogs” and/or “Wellness 95% Beef Topper for Dogs.”
Investigators are sure the source of the active thyroid hormone in the food is from animal gullets — laryngeal tissue — in which the thyroid glands were not completely removed. However, suppliers or ingredient sources have were not disclosed in the FDA alert. The U.S. Department of Agriculture prohibits the use of thyroid glands and laryngeal muscle tissue for human food.
Some flavors and lots of the two dog food brands are under recall, but there is concern that pet owners, veterinarians and other businesses may still have the dog foods in homes and elsewhere.
“The FDA is issuing this alert now after a recent Center for Veterinary Medicine investigation into reports of three dogs in different households that showed signs of hyperthyroidism. In these cases, extensive testing on all three dogs conducted at a reference laboratory showed elevated thyroid hormone in the blood, but ruled out thyroid cancer,” according to the FDA alert.
“After the dogs stopped eating these products for a few weeks, their clinical signs disappeared and thyroid hormone levels returned to normal.”
If your dog has eaten either of these foods and is showing symptoms of hyperthyroidism, discontinue feeding of these foods and consult your veterinarian, making sure to provide your dog’s dietary history, including what the dog has been eating, how much, and for how long, the FDA recommended