• K9 Advantix II flea and tick topical treatment for dogs 21-55 lbs
  • K9 Advantix II 4-dose flea and tick treatment pack for dogs
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Frequently asked questions

What dogs is this treatment for?

It is made for dogs weighing 21-55 lbs.

How long does one application last?

This is a 30-day treatment and prevention topical.

How quickly does it work on fleas?

It kills fleas within 12 hours of application.

Do I need a prescription?

No prescription is needed.

How is it applied?

It is a topical treatment applied directly as directed on the package.

K9 Advantix II Flea and Tick Topical Treatment for Dogs 21-55 lbs, 4-doses, 2-count

K9 Advantix II Flea and Tick Topical Treatment for Dogs 21-55 lbs, 4-doses, 2-count

Brand K9 Advantix II
$90.35 USD
$90.35 USD
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$90.35 USD
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$3.00 offfrom$87.35 USD/ month$3.00 off
Subscription options
Delivery every month
$87.35 USD/ month

Shipping methods and rates shown at checkout

  • Secure checkout
  • Shipping rates at checkout
  • Shipping across the U.S.
  • 30-day eligible U.S. returns
  • New condition
Shipping & delivery In stock and ready to order
  • SKU LFY-D5290942-01
  • Condition New
  • Processing 1–2 business days
  • Delivery U.S. delivery · Rates and delivery estimates shown at checkout
  • Profile Standard
  • Shipping U.S. Economy is $9.99 up to 5 lb or $14.99 over 5–10 lb. UPS/FedEx carrier-calculated services are shown at checkout.
  • Returns Eligible returns for orders delivered within the U.S. may be requested within 30 days after delivery.

Shipping policy Return policy

Independent U.S. retailer. Brand names and trademarks belong to their respective owners.

K9 Advantix II flea and tick topical treatment is designed for dogs weighing 21-55 lbs, offering a simple 30-day treatment and prevention routine. With a convenient topical application and no prescription needed, it’s a practical choice for pet owners looking for dependable protection and strong value.

Key Features

  • For dogs 21-55 lbs
  • 30-day treatment and prevention
  • Kills fleas within 12 hours of application
  • Topical application for easy use
  • Vet-recommended formula
  • No prescription needed
  • Convenient 4-dose, 2-count pack
  • Practical value for ongoing seasonal care

Premium pet care essentials at a better price.

Limited quantities available.

Frequently asked questions

What dogs is this treatment for?

It is made for dogs weighing 21-55 lbs.

How long does one application last?

This is a 30-day treatment and prevention topical.

How quickly does it work on fleas?

It kills fleas within 12 hours of application.

Do I need a prescription?

No prescription is needed.

How is it applied?

It is a topical treatment applied directly as directed on the package.

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