Additional Information Drontal Dog Tasty Bone XL - Wormer Tablet for Large Dogs over 20kgThis is a fast and effective worming treatment for every type of intestinal worm commonly found in UK dogs and puppies, giving you peace of mind that you are helping keep internal parasites away from your pet and family.Key Benefits:Kills all types of intestinal worms commonly found in UK dogs - including roundworms, whipworms, hookworms and tapewormsHighly effective and fast-acting treatment for worms