Overview Cheristin™ for Cats is a topical flea control for cats and kittens 8 weeks or older.

  • Starts killing fleas in 30 minutes
  • Kills 100% of fleas within 12 hours in a controlled study
  • Provides 99% flea control for the full month
  • 1 size dose for all cats
  • Quick drying, nongreasy formula