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Collars, Harnesses, & Leashes

slide 1 of 4, Hartz Ultra Guard Plus Flea & Tick Collar For Dogs Fits Up to 22'' Necks, 0.92 oz
slide 2 of 4, Hartz Ultra Guard Plus Flea & Tick Collar For Dogs Fits Up to 22'' Necks, 0.92 oz
slide 3 of 4, Hartz Ultra Guard Plus Flea & Tick Collar For Dogs Fits Up to 22'' Necks, 0.92 oz
slide 4 of 4, Hartz Ultra Guard Plus Flea & Tick Collar For Dogs Fits Up to 22'' Necks, 0.92 oz
slide 1 of 4, Hartz Ultra Guard Plus Flea & Tick Collar For Dogs Fits Up to 22'' Necks, 0.92 oz
slide 2 of 4, Hartz Ultra Guard Plus Flea & Tick Collar For Dogs Fits Up to 22'' Necks, 0.92 oz
slide 3 of 4, Hartz Ultra Guard Plus Flea & Tick Collar For Dogs Fits Up to 22'' Necks, 0.92 oz
slide 4 of 4, Hartz Ultra Guard Plus Flea & Tick Collar For Dogs Fits Up to 22'' Necks, 0.92 oz

Hartz

Hartz Ultra Guard Plus Flea & Tick Collar For Dogs Fits Up to 22'' Necks

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Keep your dog healthy and free of fleas and ticks with this Ultra Guard Plus Flea and Tick Collar by Hartz. Fight fleas and ticks and prevent flea eggs from hatching for up to seven months and fits do…

Ingredients

Active Ingredients (by Weight): Tetrachlorvinphos (14.55%), (S)-Methoprene (1.02%). Other Ingredients: (84.43%).

Contains an organophosphate that inhibits cholinesterase; contains tetrachlorvinphos (an organophosphate), which is a cholinesterase inhibitor