Frontline Spot On Top For Cats. With fipronil as an active ingredient, the treatment kills adult fleas. The fast acting formula kills adult fleas within 24 hours of application.
Frontline contains fipronil, a flea adulticide.fipronil works by affecting the parasite's (the flea's or tick's) nervous system causing paralysis and death of the parasite. Part the fur between the shoulder blades until the skin is visible. When used monthly, frontline ® top spot for cats completely controls both flea, tick and chewing lice
Frontline for cats reviews | what is frontline for cats?
Frontline contains fipronil, a flea adulticide. Frontline contains fipronil, a flea adulticide.fipronil works by affecting the parasite's (the flea's or tick's) nervous system causing paralysis and death of the parasite. Fipronil works by affecting the parasite's (the flea's or tick's) nervous system causing paralysis and death of the parasite. In this frontline plus for cats review, we’ll learn how this flea treatment works, whether or not it’s safe, if it’s really effective, and how it compares to other top products.