Capstar Flea Tablets for Dogs [25+ lbs] (6 count)

Capstar (nitenpyram) is an orally administered tablet that provides fast flea relief. In fact, Capstar starts working within 30 minutes. A single dose of Capstar should kill the adult fleas on your pet. If your pet get reinfested, it is safe to give another dose as often as once per day.Directions & DosageGive 1 [57 mg] tablet orally to dogs weighing more than 25 pounds per day until fleas can no longer be found on your dog. IngredientsThe active ingredient of CAPSTAR, nitenpyram, is a novel molecule belonging to the chemical class of neonicotinoid compounds, which bind with and inhibit insect specific nicotinic acetylcholine receptors; however, it does not inhibit acetylcholinesterase. It interferes with normal nerve transmission and leads to the death of the fleas.Nitenpyram is very rapidly and almost completely absorbed from the gastrointestinal tract of cats and dogs; feeding does not influence absorption. On average, the maximum blood concentration is reached 1 hour (range: 15