Advantage is an excellent flea treatment for dogs. This fast-acting formula comes in an easy to use spot-on and provides quick relief to dogs from adult fleas. It is to be used on a monthly basis, and the ingredients present in Advantage ceases flea bites in a few minutes. Furthermore, it kills adult fleas and larvae inside 20 minutes and works on contact, which means the fleas does not necessarily have to bite the dog. In addition, it helps in the reduction of flea allergy dermatitis. Advantage for dogs is safe for dogs and puppies over 8 weeks old.