Harkers Harkamectin Spot On Treatment 5ml

Harkamectin is a spot on treatment to help control worms, lice, and mites in racing and show pigeons. Please 2 drop of Harkamectin per bird onto the skin, under the feathers between the shoulder blades. 1 x 5ml Harkamectin is suffcient to treat 50 birds.