Canine/dog topical flea and tick spot-on products containing pyrethrins or pyrethroids should never be used on a cat without consulting your veterinarian. Always double- and triple-check what you are applying to, or using around, your cat.
You must avoid pyrethrin, pyrethroid-based flea products, as they can be toxic to cats. Read about safe flea control products and how to use them.
Some cat owners mistakenly or purposely apply a dog flea and tick product containing high-concentration pyrethrins or pyrethroids to their cat. Why cats cant tolerate permethrin: Cats are unable to break down these toxins as they lack the liver enzyme to do so.

void flea collars and other flea treatments made for dogs, which often contain permethrin. This is a highly-concentrated synthetic insecticide that can make your cat seriously ill.
These are veterinarians picks for the best flea and tick treatments for cats, including best chew, topical, and collar.

Chemical-based flea collars, on the other hand, contain synthetic pesticides like pyrethrin or fipronil. While theyre often cheaper than organic options, they may pose health risks for your cat and human family members.
Keep your cat safe with top-quality flea and tick treatments like Advantage II and Frontline Plus. Protect them all year long. Shop Cat Supplies on eBay!