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Amazon.com: K9 Advantix II XL Dog Over 55 lbs & K9 Advantix II Large Dog 21-55 lbs Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | 1-Mo Supply Each : Everything Else
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K9 Advantix II Monthly Flea & Tick Prevention for Large Dogs 21-55 lbs, 6-Mo Treatments - Walmart.com
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Amazon.com: K9 Advantix II XL Dog Over 55 lbs & K9 Advantix II Large Dog 21-55 lbs Vet-Recommended Flea, Tick & Mosquito Treatment & Prevention | 1-Mo Supply Each : Everything Else
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