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Bayer K9 Advantix II Flea Tick and Mosquito Prevention for Large Dogs - 25-55lbs (6 Count)

About this product

Product Identifiers

BrandBayer
MPN86315092
Ean0724089204028, 0667016222934
UPC0724089204028, 0667016222934
Model86315092
eBay Product ID (ePID)20026516241

Product Key Features

EPA Registration Number11556-143
Life StageAdult
Dog Weight21 to 55 lbs.
TypeFlea Tick and Mosquito
Dog SizeL

Additional Product Features

AnimalDog
PETDog

Ratings and reviews

4.7
74 product ratings
  • 63 users rated this 5 out of 5 stars
  • 6 users rated this 4 out of 5 stars
  • 1 users rated this 3 out of 5 stars
  • 1 users rated this 2 out of 5 stars
  • 3 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

  • Most favourable review

    Only stuff that works these days.

    Spring arrives, dogs start scratching. Give em a bath and put this stuff on, next day dogs aren't scratching anymore. None of the cheaper brands work as well. Might as well get this stuff and know that it does the job and that your dogs won't be miserable.

    Verified purchase: YesCondition: New

  • Most critical review

    Date on back of box 2013, is past use by date, confirmed with Bayer- does not work.

    Product dated with date of 2013 on back of box, left hand corner and is expired per conversation with Bayer who advised 2013 was made in 2013-2014 so it is ineffective. The new product was copywritten with 2017 on the back of box left hand bottom corner-this one is still good per Bayer. If you receive old box with 2013 date like I did, it does not work, as it did not kill the fleas what so ever. I called Bayer to confirm this, after it did nothing to kill the fleas. Product Reviews Images Dialog

    Verified purchase: YesCondition: New

  • Bayer K9 Advantix II - the BEST of the BEST.

    I have found this product to be the BEST for my 2 Dogs: Mixed regular Dogs, Medium sized dogs. I have found this product to prevent 2 months completely from Tics and Fleas. I tried all other Ampules and no one did the job like Bayer K9 Advantix II. Great product! Highly recommended.

    Verified purchase: YesCondition: New

  • Advantix II

    I've been using this product on all my Dogs for the past 10+ years. I only use it for 6 months out of the year. If you're Dog spends any time outside the house, going out for a walk, going to a Dog park or just spending time in a fenced-in yard, they will be exposed to all kinds of bugs, especially Fleas that are transferred to tall grasses by feral Cats that roam the streets, they all have fleas. Vender has priced this product very reasonably and delivery was very quick and accurate.

    Verified purchase: YesCondition: New

  • No Fleas

    I've used this product on my dogs for years and it works great. I've never had a problem with fleas or ticks.

    Verified purchase: YesCondition: New

  • No Bugs

    I've used this on my dogs for several years and have never seen a flea or tick on either of them, and we're surrounded by woods. Works well.

    Verified purchase: YesCondition: New

  • A must if going outdoors or woodsy areas

    Been using this product for many many years. Never once had any flea,tick issues with our four dogs.

    Verified purchase: YesCondition: New

  • Great product

    I have been using K9 Advantix on my dogs for many years. They have never had ticks or fleas.

    Verified purchase: YesCondition: New

  • Great tick prevention

    We use this Bayer product on each of our dogs. We are very pleased with its efficacy and easy of use.

    Verified purchase: YesCondition: New

  • No more scratching!!!

    I've used this product before for all of my dogs and it does the job. No problems either.

    Verified purchase: YesCondition: New