Farnam IverCare Ivermectin Paste 1.87%,  0.26 oz Most Complete Bot Control Available On The Market .26 Oz. Ivercare Ivermectin Dewormer Paste, With A Grip Syringe To Easily Insert Paste Treats Horses Up To 1500 Lb. In 1 Dose Kills Some Benz imidazole-resistant Strains Of Small Strongles Can Be Used On Horses Of All Ages, Even Young Foals