Sign in to unlock exclusive benefits
30-Day Free Returns*
Elanco Cheristin Topical Flea Treatment & Prevention for Cats provides cats and kittens with quick-acting, long-lasting flea prevention. The active component in Cheristin, spinetoram, is an easy-to-apply topical formulation that starts killing fleas in 30 minutes and gets rid of up to 100% of them in 12 hours.
Elanco for cats is the best option for continuous flea prevention because each application lasts for a full month. By ensuring accurate dosing at the base of the neck, the ready-to-use applicator reduces the possibility of ingestion. Although generally safe, modest side effects like transient site irritation or hair changes are possible for certain cats. After applying this cat flea treatment, always keep an eye on your pet and see a vet if there are any negative reactions.
The primary ingredient of Cheristin for Cats, a topical flea treatment, is spinetoram, which targets the neurological systems of fleas to cause quick paralysis and death. For cats and kittens 8 weeks or older and weighing at least 1.8 lbs, it provides long-lasting protection, begins to act within 30 minutes, and eliminates up to 100% of fleas within 12 hours. The solution is perfect for households with multiple cats because it is simple to use and made specifically for external applications on cats.
| Nutrients | Amount |
| Spinetoram | 11.2% |
| Other Ingredients | 88.8% |
Cats and kittens
Up to 6 weeks (monthly application recommended)
Topical
Starts killing fleas within 30 minutes
All Life Stages, Adult
Single-dose applicator

Used this during peak summer, and it kicked in fast. Our cat was more relaxed within a day.
Use code: WELCOME10
To Get Instant 10% Discount on Your First Order!
Screen reader optimized
Clear flashes & reduces color
More focus & fewer distractions
Assist with reading & focusing
Enhances website's visuals
Loading subscription options…
Enter your email to claim your exclusive welcome discount.
For first-time customers only. We will send a verification code to your email.
We sent a 6-digit code to
Your code is ready to use. Apply it at checkout.
—
This referral discount is only available for first-time customers. Thanks for being a loyal shopper!