Adams Plus Flea and Tick Spot On Topical Treatment for Cats and Kittens ranging from over 5 pounds. Kills adult fleas, ticks, chewing lice and mosquitoes. Breaks the flea and tick life cycle by killing flea eggs, flea larvae, tick nymphs and tick larvae before they hatch. This long-lasting and quick drying formula is effective for 30 days and kills the ticks that may carry Lyme disease. Application is easy, just squeeze this spot treatment onto your dog's skin between the shoulder blades.