
Fipronil, the active ingredient in Frontline is kept in the oil glands of your pet. Fipronil is repeatedly secreted.
You can use Frontline Plus Flea and Tick Control For Dogs, to include, treatment, prevention and to shield your dog.
You
can use Frontline Plus Flea and Tick Control For Dogs, to include,
treatment, prevention and to shield your dog. Frontline Plus is a
topical flea and tick treatment which is put on your dog's skin
monthly/bi-annually year round to give Flea and tick protection for dogs
and cats for the complete month and/or 6 month period.
Frontline
Plus Flea and Tick Control not only eliminates mature fleas and ticks
but also eliminates the flea eggs and larva, Eliminating the flea eggs
and larva essentially breaks the birth cycle of the flea and stops flea
and tick re-infestation. With the addition of S-methoprene, this element
is responsible for killing the flea eggs and larva frontline fights on
two fronts.