Advantus (Imidacloprid) Chewable Flea Treatment for Large Dogs, 30 Count, 23-110 Pound Price: $56.98 (as of 04/08/2023 19:25 PST- Details) & FREE Shipping.

Contains 30 soft chews: A single dose of Advantus kills adult fleas on a dog. It is safe to repeat treatments as needed, up to once per day
Chewable flea treatment for dogs and puppies age 10 weeks and older
Advantus large dog flea chewables start killing fleas within 1 hour