Advantix 6 month pack (red) for medium dogs is a 'spot on' topical treatment which treats and preven ts flea infestation, and kills and repels ticks, biting lice, mosquitos and sand flies. Applied once a month to the back of your dog's neck, it starts killing fleas and larvae immediately upon application. It helps to reduce the level of infestation in the treated dog's environment, and prevents re-infestations of new adult fleas for up to one month after treatment. Advantix provides effective con trol by repelling and killing mosquitoes before they attack, and also stops ticks and fleas from pes ky biting. It kills and repels brown dog ticks for up to four weeks, paralysis ticks for up to two weeks, and mosquitos, sand flies and lice for up to six weeks. Advantix is water resistant; it keeps working after bathing, shampooing and swimming. Please note this product is for use on dogs and pupp ies over the age of seven weeks, and is not suitable at all for cat
