NOTE: It’s easy! Submit your order and Pet’s First Choice will verify your pet’s prescription with your veterinarian. Please allow 24-48 hours for this validation.
Cheristin starts working in just 30 minutes and kills 100% of fleas in 12 hours*. It also provides 99% flea control for 30 days. One low-volume dose is recommended for cats and kittens 8 weeks of age or older, and 1.8lbs of body weight or greater.
*In a controlled laboratory study