Beaphar fiprotec spot on solution for small dogs kills fleas and ticks on small dogs and continues to kill fleas for up to 5 weeks and ticks for up to 4 weeks it is important to establish a regular flea control routine for dogs and the household dogs whospend a lot of time outside are especially at risk from fleas and ticks suitable for dogs over 12 weeks of age and weighing between 5 10kg 6 treatments