Showing all 4 results Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low 5 out of 5 K9 Advantix II Extra Large Dog $15.98 - $67.98 over-55-lbs-2-month $28.98 over-55-lbs-4-month $48.98 over-55-lbs-6-month $67.98 1-month-dose $15.98 Quantity Add to cart Details 5 out of 5 K9 Advantix II Large Dog $15.98 - $67.98 21-55-lbs-2-month $28.98 21-55-lbs-4-month $48.98 21-55-lbs-6-month $67.98 Quantity Add to cart Details 5 out of 5 K9 Advantix II Medium Dog $15.98 - $67.98 11-20-lbs-2-month $28.98 11-20-lbs-4-month $48.98 11-20-lbs-6-month $67.98 Quantity Add to cart Details 5 out of 5 K9 Advantix II Small Dog $15.98 - $67.98 up-to-10-lbs-2-month $28.98 up-to-10-lbs-4-month $48.98 up-to-10-lbs-6-month $67.98 1-month-dose $15.98 Quantity Add to cart Details