Sale Add Wish List Quick view Choose Options Capstar Capstar Flea Control for Dogs & Cats Capstar Blue an efficient, single, fast-acting dose that kills adult fleas on your pet. If your pet gets re-infested with fleas, you can safely give another dose as often as once per day. To... MSRP: Was: $51.99 Now: $39.99 - $145.99 Choose Options