in the arena

Repeat at 2-4 week intervals until dog is 12 weeks of age

(The positive control contains pencillin G at 5 ppb

Simply place the collar around your dog's neck

reflective piping for safety

Astringent Bolus, 50 count Fly Week in the arenaAstringent Bolus, 50 count Kaeco Astringent Bolus is a supplemental nutritive bolus that provides trace minerals and minerals for cattle and calves. Astringents act locally and do not penetrate tissues, thus are restricted to surface cells. Directions: Cattle: 1 1 1 4 bolus Calves: 1 4 1 2 bolus Ingredients: calcium carbonate, ferrous sulfate, cooper sulfate, hemicellulose extract, dried whey, corn starch, and magnesium stearate.