Vectra 3D protects your pets against parasites and pathogens. Vectra 3D uses a three pronged approach to keep your pet safe from disease carrying agents by utilizing Dinotefuran, Permethrin and Pyriproxyfen. The Dinotefuran is an insecticide that functions by causing continuous stimulation of the nervous system of insects upon first contact. This stimulation leads to tremors and quick deaths in insects as they land on your dog. Permethrin is an adulticide and works to repel vectors, such as mosq
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