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Elanco K9 Advantix Topical Flea & Tick Treatment & Prevention for Dogs 2-Month Supply X-Large Dogs (Over 55Lbs)

Marsoni M251S
Sale price$16.99
Pay 4 payments of $4.25 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Elanco K9 Advantix Topical Flea & Tick Treatment & Prevention for Dogs 2-Month Supply X-Large Dogs (Over 55Lbs)K9 Advantix kills and repels fleas, ticks, mosquitoes, biting flies and lice. Simpler than a flea collar and hard to swallow pills, this topical formula works within 12 hours of initial application to stop existing flea infestations on dogs and prevent new ones by killing adult fleas on contact before they lay new eggs or bite your dog. K9 Advantix offers fast relief at an excellent value, so you and your dog can get back to the things you love most.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.5 ★★★★★
Based on 346 reviews
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A
Verified Purchase
Amazon Customer
San Leandro, US
★★★★★ 5
Worked perfectly
Size: (Pack of 1)
Easy to install
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
J
Verified Purchase
Joe Lahoud
Belleville, US
★★★★★ 5
perfect fit
Size: (Pack of 1)
Buy this. 3-minute install. Youtube it.
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Reviewed in the United States on May 8, 2025
O
Verified Purchase
Oscar
New York, US
★★★★★ 4
Did its job
Size: (Pack of 1)
No complaints and did what it was intended for. Nice fit.
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Reviewed in the United States on September 16, 2024
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Verified Purchase
Mo_Green
Louisville, US
★★★★★ 5
Excellent Quality
Size: (Pack of 1)
Nice quality.
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Reviewed in the United States on June 7, 2025
A
Verified Purchase
Amazon Customer
Waukegan, US
★★★★★ 5
Super easy and inexpensive
Size: (Pack of 1)
It was super easy to swap out myself! I just searched “how to change engine air filter 2017 Acura RDX” on YouTube and watched the first video that popped up. It took me longer to type this than it did to change the filter. Plus, this one cost about a third of what Valvoline was going to charge me to replace it.
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Reviewed in the United States on August 10, 2025

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