IVOMEC® Plus (ivermectin and clorsulon): Take advantage of two active ingredients — ivermectin and clorsulon — that are combined to control more than 30 species and stages of external and internal parasites, including adult liver flukes.1 Feature & BenefitIVOMEC® Plus (ivermectin and clorsulon) provide time-tested, broad-spectrum control in three unique formulations.