Adams Plus Flea and Tick Spot On for Dogs, Extra Large Dogs 61-150 Pounds, 3 Month Supply, With Applicator Kills adult fleas, flea eggs, and flea larvae Kills adult ticks, tick nymphs, and tick larvae Comes with the award-winning Smart Shield Applicator that helps get the treatment down to the skin, where the bugs live, and helps keep the treatment off you Kills and repels mosquitoes Provides 30 day protection from infestation