how young can you use seresto collar for
How to Apply SerestoÂ® on Cats. Learn how to apply SerestoÂ® to your cat for 8-month protection from fleas and ticks. ANNOUNCER: SerestoÂ® protects your cat against fleas and ticks for eight months. It offers the performance you expect from topicals, but with the non-greasy, easy-to-use convenience of a collar. With its sustained release technology, it offers dependable flea and tick control for cats. Seresto Â® is easy to use and takes just moments to apply to your cat. Remove the collar from its protective bag directly prior to use. Unroll it and remove the small plastic connectors from inside the collar, ensuring no remnants remain. Simply insert the end of the collar through the buckle and loop.