Ausmectin® Sheep DrenchBroad-Spectrum Oral Antiparasitic for Sheep Ausmectin® Sheep Drench is a broad-spectrum oral solution designed for the treatment and control of ivermectin-sensitive internal roundworms, including strains resistant to benzimidazole, levamisole, and morantel, as well as nasal bot and itch mite infestations in sheep. Key Benefits Effective against a wide range of ivermectin-sensitive parasites Targets internal roundworms such as: Barbers pole worm (Haemonchus contortus) Large stomach worm (Haemonchus placei) Small brown stomach worm (Ostertagia circumcincta) Stomach hair worm (Trichostrongylus axei) Black scour worm (Trichostrongylus colubriformis) and others Controls lungworm (Dictyocaulus filaria) Treats itch mite (Psorergates ovis) Effective against all parasitic larval stages of nasal bot (Oestrus ovis)