Keep your barking bestie free from pesky insects with Sergeant's Guardian Dog Pro Flea & Tick Topical Treatment! This handy topical treatment is specifically formulated to kill fleas, ticks, eggs and larvae and help prevent reinfestations for up to 30 days. It’s also designed to repels mosquitoes for up to four weeks. This easy-to-use ointment is sure to keep your paw-some pup happy, healthy and itch-free!