Other products kill the adults fleas thus breaking the life cycle, yet they do not address eggs or larva. The control of ticks seem to effect the adults in all cases. The fleas do not have to bite your pet, just coming in contact with your pet will kill an adult flea before the have a chance to lay eggs. Once a month you apply a pre-measured dose between the shoulder blades of dogs or on the back of the neck for cats. It causes the nervous system of the flea to become impaired and the fleas die.
Advantage continues to work for up to four week on cats and at least four weeks on dogs.
Advantage is not absorbed into the blood stream and there is no odor and will not stain the coat of your pet. The active ingredient is permethrin. The liquid is applied to the dog by dropper between the shoulder blades. For a dog under the weight of 33 lbs., only 1cc needs to be applied between the shoulder blades. For dogs over 33 lbs., you need to apply an additional 1cc directly in front of the base of the tail.