Adams Plus Flea & Tick Spot On for Dogs & Puppies is a long-lasting quick-drying topical treatment designed to keep your pet protected from flea and tick infestations for up to 30 days. Our formula contains an insect growth regulator (IGR) that breaks the flea and tick lifecycle. It kills adult fleas flea eggs flea larvae chewing lice tick nymphs tick larvae and Deer ticks which may transmit Lyme disease. It also kills and repels mosquitoes! Application is easy; squeeze this spot-on treatment onto your dog s skin between the shoulder blades. Package contains a 3-month supply and is the . For use on dogs and puppies 12 weeks of age and older only. Use as directed.