Protect your dog against all major canine intestinal parasites, Recommended for the removal of roundworms, tapeworms,hookworms and whipworms, Safe-Guard Canine Dewormer is safe for dogs of all breeds, puppies (at least 6 weeks of age), pregnant females, older dogs, dogs currently taking other medications, including monthly heartworm prevention products, which are not effective against all major types of dog intestinal worms, Just pour Safe-Guard Canine Dewormer granules over your dog's regular food for three consecutive days, twice a year. Quantity: 1 Dog Size: 10 lb.