U.S. cattle deaths linked to Zilmax far exceed company reports: study

Chicago Tribune - The findings by researchers from Texas Tech University and Kansas State University show that more than 3,800 cattle in 10 feedlots that were fed Zilmax died in 2011 and 2012, with between 40 percent and 50 percent of the deaths likely attributable to Zilmax.

The number of U.S. cattle deaths that may be linked to the Merck & Co Inc feed additive Zilmax are much higher than the figures reported by the drug company to the federal government, according to a research study published on Wednesday.

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The findings by researchers from Texas Tech University and Kansas State University show that more than 3,800 cattle in 10 feedlots that were fed Zilmax died in 2011 and 2012, with between 40 percent and 50 percent of the deaths likely attributable to Zilmax.

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