Frontline Plus for Extra-Large dogs 89-132 Lbs 3

All the protection Frontline gives plus added protection to kill ticks, fleas, flea eggs, and flea larve. Each treatment controls fleas for up to 3 months and ticks for up to 1 month. To ensure proper flea and tick control and minimize risk of infestation, continuous year-round treatment is recommended; even in winter months.