Advantage Flea Preventative 4pk Dog Red 21-55 Lbs

Stops fleas from biting within three to five minutes
Starts killing fleas within an hour
98-100% are killed within 12 hours
Applied monthly
Advantage is applied between the shoulder blades on dogs. Advantage (imidacloprid) is a topical flea killer for dogs and cats applied monthly. Advantage stops biting fleas in three to five minutes and starts to kill adult fleas within an hour after application. Within 12 hours of application, 98-100 percent of fleas are dead. Advantage remains effective even if pet gets wet. More »