Beaphar FIPROtec Spot On Solution for Cats kills fleas and ticks on your cat at the time of treatment, and continues to kill fleas for up to 5 weeks. It is important to establish a regular flea control routine for cats and the household. Cats who spend a lot of time outside are especially at risk from fleas and ticks. Suitable for cats over 2 months of age and weighing more than 1kg. 1 treatment.