ADVANTUS CHEW 7 DOSE 23-110#

Say goodbye to fleas with Advantus (imidacloprid). A single dose of Advantus starts killing adult fleas within one hour and is out of their system in 24 hours. The active ingredient imidacloprid is a potent insecticide that works to kill fleas when they bite. For best results use Advantus at the first sign of fleas.