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 $16.98 - $69.98 over-55-lbs-2-month $29.98 over-55-lbs-4-month $49.98 over-55-lbs-6-month $69.98 1-month-dose $16.98 Quantity Add to cart Details 5 out of 5 K9 Advantix II Large Dog $16.98 - $69.98 21-55-lbs-2-month $29.98 21-55-lbs-4-month $49.98 21-55-lbs-6-month $69.98 Quantity Add to cart Details 5 out of 5 K9 Advantix II Medium Dog $16.98 - $69.98 11-20-lbs-2-month $29.98 11-20-lbs-4-month $49.98 11-20-lbs-6-month $69.98 Quantity Add to cart Details 5 out of 5 K9 Advantix II Small Dog $16.98 - $69.98 up-to-10-lbs-2-month $29.98 up-to-10-lbs-4-month $49.98 up-to-10-lbs-6-month $69.98 1-month-dose $16.98 Quantity Add to cart Details