StarTect is a dual-active oral anthelmintic solution for sheep from Zoetis, designed for veterinarian-directed deworming programs. Each mL contains 1.0 mg abamectin and 10 mg derquantel, providing two actives in one convenient liquid. This 1 L prescription product in Canada (DIN 02454327) supports responsible parasite management in flocks. Use only in sheep and under veterinary guidance as part of your livestock health products plan.