Advantage is proven to stop fleas from biting in three to five minutes, providing fast relief and protection. The four month supply starts working within one hour of application and 98-100 percent of all existing fleas on pets are killed within 12 hours. Advantage continues to protect against further flea re-infestations for up to four weeks. Because it kills flea larvae within 20 minutes of contact2, pet owners don’t need to use an insect growth regulator (IGR). And, Advantage inhibits larval development in the pet’s surroundings by greater than 99 percent. Contains (4) .4 mL tubes.
