
Seresto Flea and Tick Collar for Dogs 8-Month Flea and Tick Collar for Large Dogs Over 18 Pounds
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K9 Advantix II Flea and Tick Prevention for Extra-Large Dogs 1-Pack 4 Monthly Doses Over 55 Pounds
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TevraPet Activate II Flea and Tick Prevention for Dogs | Large 21-55 lbs | Fast Acting Treatment and Control | Repels Mosquitoes