Fiprotec is a monthly topical treatment and prevention of fleas and ticks suitable for puppies and dog's. It contains the active ingredient Fipronil 9.7% m/v. Fipronil will spread over the entire coat in the oils of the skin and hair follicles and will kill all fleas within 24hours of application and ticks within 48 hours. Fiprotec has a residual effect which keeps killing fleas for up to 5 weeks and tick for up to 2 weeks.