• Safety Vet Cat Dog

      Safety Ratings of Actives

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      See how Hartz® UltraGuard Pro® EPA toxicity rankings compare.

      EPA and FDA Regulations

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      View current EPA findings about Hartz® UltraGuard® products.

      How Hartz Responds Proactively

      Response

      In 2009, the U.S. Environmental Protection Agency (EPA) reported that adverse reactions from flea and tick control products had doubled since 2005 - mainly due to misapplication.

      UltraGuard Adverse Event Facts

      Facts

      Hartz® UltraGuard Pro® Flea & Tick Drops reported adverse events.