How Often Can You Give Your Dog Nitenpyram?

How Often Can You Give Your Dog Nitenpyram? Nitenpyram starts killing adult fleas within 30 minutes of administration. Administer Capstar Tablets once per week until adult fleas are no longer observed. For a severe flea infestation, administer Capstar Tablets twice per week until adult fleas are no longer observed. Can a dog overdose on Nitenpyram?