You can buy Cheristin® for cats from your veterinarian
When it comes to the health of your cat, nothing compares to the professional advice and care from your veterinarian. Cheristin® for cats (spinetoram) provides an effective and comprehensive treatment for fleas, and can be purchased at authorized retailers based on a recommendation from your veterinarian.
Your veterinarian can also recommend effective flea control products for other pets in your home, and give you advice on appropriate flea treatment for your geographic area.
View the Cheristin product label for more information.