advantus® (imidacloprid) soft chew is indicated for the treatment of flea infestations on dogs and puppies 10 weeks of age and older and weighing 4 pounds or greater.

  • Starts killing fleas within 1 hour
  • A single dose kills adult fleas on a dog. If the dog becomes re-infested, you can safely repeat treatment as often as once per day.
  • Suitable option for dogs with food allergies, contains no animal protein.
  • Savory soft chew
  • Achieved greater than 96% effectiveness against adult fleas within 4 hours
  • Does not protect against ticks and mosquitoes

Choose what’s right for your dog:

Weight Band:

Bottle Count:

WARNING: Not for human use. Keep this and all drugs out of the reach of children and pets.

advantus® FAQs

How fast do advantus® soft chews start killing fleas?

How should I store advantus®?

Can advantus® be used with other products?

Do advantus® soft chews expire?

I noticed that advantus® soft chews has one of the same active ingredients as Advantage® II topical solution; can I give my dog Advantage® II topical solution orally?

Can advantus® be used in breeding, lactating, and/or pregnant dogs?

What are the side effects of advantus®?

What if advantus® soft chews are swallowed whole and not chewed?

What if my dog ingests more advantus® than the recommended dose?

How much advantus® should I give my dog?

Is there advantus® for cats?

Help Get Rid of Fleas Fast with Advantus®


advantus® is a flavored soft chew that starts killing fleas on dogs within one hour. advantus® may be used together with other products. See product label for details.

View transcript

Is there anything worse than cuddling up to your best pal…only to see that he has fleas crawling all over him?! Regardless of how many fleas you see on your dog, there’s always more. In fact, there could be up to 125 fleas infesting your dog!

When you need to get rid of fleas fast, reach for advantus®. advantus® is a flavored soft chew that treats fleas already on your dog, FAST...starting to kill fleas within 1 hour!

TEXT ON SCREEN: Starts to kill fleas within 1 hour

advantus® is not a preventative product designed to stay in your dog’s system for 30 days or longer…instead, it’s quickly in and out of your dog’s system within 24 hours. And dogs love the savory meat flavor.

If your dog’s environment still has fleas, then your dog may come in contact with new fleas. If this happens you can safely give him another chew as often as once a day. There’s a chew for small dogs and large dogs.

TEXT ON SCREEN: Small dogs- For dogs less than 22 lbs. Large dogs- For dogs between 23 and 110 lbs.

advantus® may be used together with other products, including heartworm preventatives, antibiotics, vaccines, deworming medications, and shampoos. And it doesn’t contain any animal proteins, so it’s great for dogs with food allergies, such as chicken and beef. Plus, advantus® is available without a prescription, so you can get it from the store today! Fight Fleas Fast with advantus®.

TEXT ON SCREEN: Starts to kill fleas within 1 hour