Four class actions in Newark Federal Court accuse chemical companies of selling flea and tick medicine that can hurt and kill pets. Click headline to see the defendants.
Defendants are Merial and Sanofi-Aventis for Frontline; Summit VetPharm and Sumitomo Corp, for Vectra 3d; Hartz Mountain and Sumitomo for Hartz UltraGuard; and Bayer Healthcare for K9 Advantix.
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