It contains active ingredients such as Fipronil and (S)-metoprene that help ensure excellent protection against fleas, flea larvae and eggs, and also ticks and lice.
Fipronil is an insecticidal substance that acts on the various nerve receptors of the parasites, causing death by hyperexcitation of the nervous system.
(S)-metoprene is an insect growth regulator, thus preventing the spread of fleas.
Frontline Combo acts in less than 24 hours, is patented and approved for veterinary use. They provide high security in the short, medium and long term.
You should apply to the dog’s completely dry skin, pulling the hair away in the area between the shoulders.