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Frequently asked questions

What size dogs is this for?

This treatment is made for dogs over 55 lbs.

How long does one treatment last?

Each application provides 30-day treatment and prevention.

How quickly does it start working?

It kills fleas within 12 hours of application.

Do I need a prescription?

No prescription is needed.

How many doses are included?

This pack includes 4 doses in a 2-count package.

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

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

Brand K9 Advantix II
Regular price $94.99 USD
Regular price Sale price $94.99 USD
Sale Sold out

$25 Standard at $100+ · Carrier rates below $100 · No free shipping

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  • $25 Standard at $100+ · Carrier rates below $100 · No free shipping
  • U.S. shipping available
  • 30-day eligible U.S. returns
  • New condition
Shipping & delivery In stock and ready to order
  • SKU LFY-89656681-01
  • Condition New
  • Processing 1–2 business days
  • U.S. shipping 5–7 business days after shipment
  • Profile Heavy & Bulky
  • Rates $25 Standard Shipping is available at $100+. Below $100, UPS/FedEx carrier-calculated rates apply. Heavy & Bulky items do not qualify for free shipping.
  • Returns Eligible new, unused, unopened items may be returned within 30 days after U.S. 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 over 55 lbs, offering 30-day protection in a convenient 2-count pack. A practical, vet-recommended choice for keeping your dog covered with easy topical application and no prescription needed.

Key Features

  • For dogs over 55 lbs
  • Topical flea and tick treatment
  • 30-day treatment and prevention
  • Kills fleas within 12 hours of application
  • Vet-recommended formula
  • No prescription needed
  • Convenient 4-dose, 2-count pack
  • Easy to use for routine protection

Premium pet care essentials at better-than-retail prices.

Limited quantities available.

Frequently asked questions

What size dogs is this for?

This treatment is made for dogs over 55 lbs.

How long does one treatment last?

Each application provides 30-day treatment and prevention.

How quickly does it start working?

It kills fleas within 12 hours of application.

Do I need a prescription?

No prescription is needed.

How many doses are included?

This pack includes 4 doses in a 2-count package.

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