NHV Dewormer for Dogs, Cats, Puppies, Kittens. Vet Approved. All Natural. Safe & Effective Get rid of roundworms, tapeworms, hookworms, whipworms, and threadworms in dogs, puppies, cats and kittens Worms can cause bleeding and intestinal damage. This formula contains herbs that help control bleeding and repair parasitic damage Fast | Effective | Safe | Vet Approved | Vet Formulated Also helps boost immune system 100% Natural Ingredients | No Chemicals