Simparica Kills Fleas
Simparica starts killing fleas within 3 hours and keeps going strong for 35 days without losing effectiveness at the end of the month.
Simparica provides rapid relief for pets with existing flea infestations. Even dogs with flea allergies have shown improvement with Simparica.
Simparica also prevents and controls home infestations, killing fleas before they can lay eggs.
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