Overview Seresto® Flea and Tick Collars for cats and dogs work through contact, so fleas and ticks do not have to bite your cat or dog to die.

  • Provides 8 months of continuous flea and tick prevention
  • Vet-recommended flea and tick prevention in a convenient, odorless nongreasy collar; no need for messy monthly treatments
  • Starts to repel and kill fleas within 24 hours of initial application
  • Indication for cats: for 8-month prevention and treatment of fleas and ticks on cats and kittens 10 weeks of age and older
  • Indication for dogs: for 8-month prevention and treatment of fleas and ticks on dogs and puppies 7 weeks of age and older, also helps treat and control sarcoptic mange and kills lice