iO Blade is a double strength formulation broad spectrum all wormer. Controls 11 parasites including Tapeworms. Active Constituent: 100 mg/g Praziquantel & 8 mg/g Ivermectin. Double strength formulation of ivermectin and praziquantel. Dose Rates: 30ml syringe treats 2 x 600kg horses. Easy to administer. Wide safety margin. Controls & Prevents: For the treatment and control of roundworms (including arterial larval stages of Strongylus vulgaris and benzimidazole resistant small strongyles), tapeworms, bots and skin lesions (summer sores) caused by Habronemaand Draschiaspp. and Onchocercaspp. microfilariae (cutaneousonchocerciasis).