Starting At $68.97


  • Manufacturer Authorized Retailer

  • Usually ships the same weekday before 3pm CT.

What are Seresto Flea and Tick Collars for Dogs and Cats by Elanco?

  • Protecting your dog or cat from dangerous and pesky fleas and ticks couldn’t be easier when you choose Seresto – just put it on and you’re done! 
  • The collar works by releasing low levels of the ingredients over your dog's or cat’s skin for up to 8 months of protection.

Why do cats and dogs use Seresto?

  • Seresto collars contain two insecticides, Imidacloprid and Flumethrin, which repel and kill fleas and ticks on contact with no biting required.
  • Seresto collars also help control flea larvae and treat sarcoptic mange in dogs.

What else should I know about Seresto?

  • For use on cats and kittens 10 weeks of age and older.
  • For use on dogs and puppies 7 weeks of age and older.
  • Water resistant, odorless, and non-greasy.
  • Seresto collars feature a ratchet-release mechanism for custom sizing and come with optional reflector clips.
  • Reliable flea and tick protection for up to 8 months.
  • Easy to use.
  • No monthly reminders or liquids to apply.
  • Quick release mechanism in case dog or cat becomes stuck by the collar.

What problems could my dog or cat have with Seresto?

  • Collars will need to be replaced more often on dogs that swim or are bathed frequently.
  • Do not allow children or animals to play with the collar or place it in their mouth.
  • Avoid contact with eyes, skin, and clothing.
  • Flea and tick collars can react with certain medications. Talk to your veterinarian before using Seresto, especially if your dog or cat regularly takes any supplements or drugs.
  • Keep the collar in the bag and in the outer packaging until use.

How do you use Seresto?

For all collars:

  • One collar per animal to be fastened around the neck.
  • Read instructions on proper application of collar. 
  • Collar should be tightened so that only 2 fingers fit comfortably between the collar and the neck.
  • Replace the collar after 8 months for optimal flea and tick protection.
  • Wash hands after applying the collar.

What is in Seresto?

  • For all collars: Active Ingredients - Flumethrin 4.5%, Imidacloprid 10.0%

Will I get what I see in the picture?

  • Seresto is a brand name. You will receive the exact brand that you request.

Is it important for my dog or cat to finish all of the Seresto?

  • Dogs and cats may use this product for different lengths of time. Please consult your veterinarian if you have any questions.

Who makes Seresto?

  • Seresto is made by the manufacturer Elanco.