Vetri-Science, Flea + Tick Defense for Dogs 89-132 lbs., 3 Applicators, 0.136 fl oz Each Flavouring & Extracts When it comes to choosing

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Vetri-Science, Flea + Tick Defense for Dogs 89-132 lbs., 3 Applicators, 0.136 fl oz Each Flavouring & Extracts When it comes to choosingContains Fipronil the active ingredient used in Frontline Top Spot for Dogs* Fast Acting, Long Lasting Kills Fleas Kills Ticks Kills Chewing Lice Waterproof Kills Fleas, Ticks & Lice Flea + Tick Defense for Dogs contains the active ingredient fipronil that effectively targets fleas, ticks, and chewing lice. Fipronil collects in the oils of the skin and hair follicles, and continues to be released from hair follicles onto the skin and coat, resulting