Overview Vectra for Dogs and Puppies (dinotefuran, pyriproxyfen) is a topical flea control product that prevents development of all immature flea stages: eggs, larvae and pupae.

  • Quick onset of activity, killing fleas in 2 hours
  • Kills on contact; fleas do not have to bite to die
  • 1 application protects your dog for 1 full month
  • Insect growth regulator remains effective after exposure to sunlight
  • Safe for puppies as young as 8 weeks of age
  • Veterinary exclusive