Fig. 1From: Comparative speed of kill of sarolaner (Simparica™) and afoxolaner (NexGard®) against induced infestations of Amblyomma americanum on dogsPercent efficacy based on geometric mean counts relative to placebo at 8, 12, and 24 h after treatment and weekly post-treatment re-infestations of Amblyomma americanum for dogs treated with a single oral dose of sarolaner or afoxolaner on Day 0Back to article page