Simparica Trio for dogs is an FDA-approved preventative medication given once monthly to protect dogs against certain types ...

Best pill Simparica TRIO is our pick for the best ... Minimum age and weight: Flea treatments are intended for dogs above a minimum age and weight. Your options for a very young puppy will be ...

Simparica Trio kills five species of ticks, including Brown dog ticks, Gulf Coast ticks, deer ticks, American dog ticks, and Lone star ticks. Trifexis does not kill ticks or prevent ticks.