K9 Advantix II Medium Dog 11–20 lbs – Flea & Tick Treatment | 2 Doses

K9 Advantix II Medium Dog 11–20 lbs – Flea & Tick Treatment – 2 Doses

Fast-Acting Flea and Tick, Mosquito & Biting Fly Protection for Medium Dogs 11–20 lbs

K9 Advantix II Medium Dog 11–20 lbs is a monthly topical treatment developed for medium-sized dogs that need steady protection from common external parasites. Each application in this 2-dose pack provides a full month of coverage, helping safeguard dogs from fleas, ticks, mosquitoes, and biting flies as part of a regular prevention routine.

Formulated for dogs with active daily routines, the treatment distributes across the skin and coat after application, supporting consistent monthly protection throughout regular activity. It’s a practical option for medium dogs that spend time outdoors, explore grassy areas, or may encounter common external parasites during walks and play.

The water-resistant formula continues working after exposure to rain, sunlight, or occasional bathing, helping maintain reliable coverage for medium dogs with varied environments and outdoor habits.

Helps reduce discomfort caused by common external parasites and supports a more comfortable daily routine for active dogs.

---

Key Benefits

• Provides reliable flea, tick, mosquito & biting fly protection for medium dogs 11–20 lbs.
• Offers monthly parasite defense with each easy topical application.
• Helps manage multiple stages of flea development as part of a regular prevention routine.
• Convenient 2-dose package delivers two months of scheduled coverage.
• Suitable for indoor and outdoor medium dogs with active lifestyles.
  
• Ideal for dogs with regular outdoor exposure, including parks, yards and walking trails

---

Why Choose K9 Advantix II Medium Dog 11–20 lbs

• Designed specifically for medium dogs weighing 11–20 lbs.
• Provides monthly flea and tick prevention with additional protection against mosquitoes and biting flies.
• Great for dogs that spend time indoors, outdoors, in yards, parks, or grassy areas.
• Easy topical spot-on application without daily pills or frequent treatments.
• The 2-dose package provides a convenient two-month flea and tick treatment supply.
• A practical choice for owners looking for simple and reliable flea and tick control for dogs.

---

How It Works

K9 Advantix II Medium Dog 11–20 lbs works through contact, helping eliminate adult fleas and ticks without requiring them to bite your dog. The formula also targets flea eggs and larvae, helps reduce future flea infestations by targeting multiple flea life stages.

In addition to flea and tick control, the treatment helps protect against mosquitoes and biting flies, providing broader parasite protection for medium-sized dogs during regular outdoor activities.

---

How to Use

• Remove the applicator tube and prepare the treatment according to label directions.
• Part your dog's fur until the skin is visible.
• Apply the entire contents directly onto the skin as directed.
• Do not rub the treatment into the skin.
  
• Do not bathe or allow your dog to swim for the first 24 hours after application.
• Repeat every 30 days to maintain monthly flea and tick protection.

---

Product Details

Brand: K9 Advantix II

Manufacturer: Bayer Animal Health / Elanco

Pet Type: Dog

Pet Size: Medium (11–20 lbs)

Form: Topical liquid

Quantity: 2 doses

Protection Duration: Up to 30 days per dose

Minimum Age: 7 weeks and older

EPA Reg. No.: 11556-142

---

Manufacturer Information

This product may be supplied in either Bayer Animal Health or Elanco packaging depending on the manufacturing batch. Both versions are authentic products with the same intended use and product specifications.

---

What’s Included

2 tubes (2-dose supply) of K9 Advantix II Medium Dog 11–20 lbs

Supplied in original retail packaging.

---

Warnings & Safety

• For external use only
• Do not use on puppies under 7 weeks of age
• Avoid contact with eyes or mouth
• Wash hands after application
• Consult a veterinarian if your dog has health conditions

Keep out of reach of children

---

You May Also Like:

• Capstar Flea Control Oral Tablets for Dogs — A fast-acting oral flea treatment for dogs that may be considered when rapid flea control is needed. Always follow product directions and consult your veterinarian before combining parasite treatments.
• Seresto Flea & Tick Collar for Dogs — A long-lasting flea and tick protection option for dog owners looking for an alternative parasite prevention method.
• Frontline Plus Flea & Tick Treatment for Dogs — Another topical flea and tick treatment available for dogs in multiple weight ranges.
• Capaction (PetArmor) Oral Flea Tablets — An oral flea treatment option for dogs that may be used as part of an overall parasite management plan according to product directions.

---

Disclaimer:

This product is intended for animal use only. Always follow label instructions. Results may vary depending on environment and level of infestation.

---

Authenticity Guarantee:

We guarantee that all K9 Advantix II sold on our website are authentic, factory-sealed products in their original retail packaging.