Advantage® II is a fast topical flea control for dogs that kills fleas at all life stages. Fleas are killed within 12 hours and, to protect against further infestations, reinfesting fleas are killed within 2 hours. Advantage II kills fleas through contact, so they do not have to bite to die. One convenient waterproof application of Advantage II lasts for 1 month.
Available as a box containing 6 monthly doses.
You may read more about Advantage II at bayerdvm.com under the "Products" section.
Advantage II is available for purchase without a prescription.