Effectively controls gastrointestinal roundworms, including the arterial stages of Strongylus vulgaris, small strongyles (including benzimidazole resistant strains), lungworm and bots in horses.Also controls horse tapeworms, anopocephala perfoliata. Withholding: Meat 63 days. Pack size: 30mL Dosage: One syringe division of gel per 100kg bodyweight....