| Simparica Trio For Dogs 88.1-132 Lbs Brown 6 Chews. "Simparica Trio is a multi-spectrum monthly treatment that provides all-around protection. The chewable formula provides protection against fleas, ticks, heartworms, and intestinal worms such as roundworms and hookworms."... - Simparica Trio For Dogs 88.1-132 Lbs Brown 6 Chews. |