Skip to product information
1 of 5

K9 Advantix Extra Large Dog Flea & Tick Treatment +55lbs 6 Doses

K9 Advantix Extra Large Dog Flea & Tick Treatment +55lbs 6 Doses

Regular price $48.03 USD
Regular price $79.92 USD Sale price $48.03 USD
Sale Sold out
Shipping calculated at checkout.

Help protect your dog from common external pests with Elanco K9 Advantix II Extra Large Dog Flea & Tick Topical Treatment & Prevention. Specially formulated for dogs weighing over 55 lbs and puppies at least 7 weeks old, this monthly topical formula helps repel and kill fleas, ticks, and mosquitoes while also targeting biting flies and lice.

Designed for convenient monthly application, K9 Advantix II provides comprehensive protection against multiple pests and helps prevent ticks from attaching and feeding on your dog.

The six-dose package offers up to six months of treatment when used according to the product label.

Key Features

1. Broad-Spectrum Pest Protection

Helps repel and kill several common external pests:

  • Fleas

  • Ticks

  • Mosquitoes

  • Biting flies

  • Lice

2. Helps Protect Against Flea Infestations

Targets fleas and helps control flea infestations as part of a regular monthly prevention routine.

3. Tick Repellent Protection

Helps repel and kill ticks and prevent them from attaching and feeding on your dog.

4. Mosquito Protection

Repels and kills mosquitoes for up to four weeks, including mosquitoes that may transmit heartworm disease.

5. Convenient Monthly Topical Treatment

Easy-to-use topical applicators provide a convenient monthly treatment option. Each dose is designed for one application.

6. Specially Formulated for Extra Large Dogs

Made for dogs and puppies that:

  • Are at least 7 weeks old

  • Weigh over 55 lbs

Always check your dog's weight and select the correct product size before application.

7. Six Monthly Doses

Includes six individual applicator tubes, providing up to six monthly treatments when used as directed.

Active Ingredients

Ingredient Concentration
Imidacloprid 8.80%
Permethrin 44.00%
Pyriproxyfen 0.44%
Other Ingredients 46.76%

Product Specifications

Specification Details
Brand Elanco
Product Name K9 Advantix II
Variant Extra Large Dog
Product Type Topical Flea & Tick Treatment
Pet Type Dogs Only
Suitable Weight Over 55 lbs
Minimum Age 7 Weeks
Application Type Topical
Treatment Frequency Once Monthly
Package Quantity 6 Tubes
Dose Size 4.0 mL per tube
Total Net Contents 6 × 0.135 fl. oz. (4.0 mL)
Country of Manufacture Germany

Directions for Use

  1. Read the complete product label and package insert before each application.

  2. Confirm that your dog is at least 7 weeks old and weighs over 55 lbs.

  3. Apply only as directed on the product packaging.

  4. Use the entire contents of one applicator tube for one treatment.

  5. Apply indoors as instructed by the manufacturer.

  6. Keep your dog dry before application and for 24 hours afterward.

  7. Follow the label's precautions regarding contact with children and other pets.

Do not use more than one tube per treatment, even for larger dogs. Do not split a tube between multiple dogs.

What's Included

  • 1 × K9 Advantix II Extra Large Dog Package

  • 6 Individual Topical Treatment Tubes

  • Each tube contains 4.0 mL

Storage Instructions

Store in the original packaging in a cool, dry place. Keep out of reach of children and animals. Follow the storage and disposal instructions printed on the package.

Important Safety Information

FOR DOGS ONLY. DO NOT USE ON CATS. This product contains permethrin and can be extremely dangerous to cats. Keep cats away from treated dogs for at least 24 hours after application, or as directed by the product label. Contact a veterinarian immediately if a cat is exposed.

Do not use on puppies younger than 7 weeks or dogs weighing 55 lbs or less. Avoid contact with your dog's eyes and mouth, and do not allow your dog to ingest the product.

Keep children away from the treated area until it is completely dry. Monitor your dog after application. Skin irritation, scratching, redness, vomiting, diarrhea, or other signs of discomfort may occur. Contact your veterinarian if concerning reactions develop.

Consult your veterinarian before use if your dog is pregnant, nursing, debilitated, elderly, taking medication, or has an existing health condition. Always follow the complete product label.

Quantity

50 in stock

View full details

Collapsible content

Collapsible row

Collapsible row

Collapsible row