Bravecto for Dogs 10 - 20 kg Tablet 500mg Bravecto 500mg Chewable Tablets are an innovative treatment for flea and tick infestations in dogs weighing 10 - 20kg. Containing an extoparasticide called Fluralaner that works quickly and effectively to kill fleas and ticks for up to 12 weeks in a single dose, Bravecto will also provide effective treatment for demodicosis and sarcoptic mange. Bravecto can also be used as part of a treatment strategy for the control of flea allergy dermatitis (FAD).