ShieldTec Plus 3-Month Supply Flea & Tick Treatment For Extra Large Size Dogs Over 66 Lb.

Flea, tick, mosquito, and lice treatment for dogs. Contains two active ingredients to stop troublesome pests. Permethrin kills and repels adults, and pyriproxyfen insect growth regulator destroys eggs and larvae to prevent new infestations. Box contains 3 tubes, each tube protects for 30 days.