Activyl for Cats is an inventive product from Merck, a once-a-month spot-on topical solution for total flea control in cats. It kills adult fleas and stops flea larvae and eggs from developing, thereby breaking the flea’s lifecycle.
Activyl for Cats is an inventive product from Merck, a once-a-month spot-on topical solution for total flea control in cats. It kills adult fleas and stops flea larvae and eggs from developing, thereby breaking the flea’s lifecycle.