Clinical studies showed this isoxazoline started killing
fleas in three hours, virtually eliminated
fleas within eight hours, and it reduced the number of live
fleas from ≥ 96.2 % to 100 % through day 35.1 Simparica's rapid onset of action means that
fleas are killed before they have a chance to lay eggs, 1 preventing
home infestations and providing relief to dogs suffering with
flea allergy dermatitis.1 Studies also showed that Simparica started killing ticks
in eight hours, 5
remaining ≥ 96.9 % effective for 35 days against weekly re - infestations.6 - 9
Immature
fleas can
remain dormant
in carpets, bedding, and other areas of your
home for a long time, and approximately only 5 % of the
flea population found
in a
home are adult
fleas.