Activyl Spot-On is the first topical flea treatment to contain indoxacarb, an innocative active ingredient that activates using enzymes inside the flea.
Once in contact with the parasites, Activyl's full flea-killing power is activated to eliminate all adult fleas and break the flea life cycle once and for all. The waterproof, fragrance-free formula keeps your kitty protected and itch-free for a full 4 weeks.
Features innovative active ingredients and mode of action.
Fast-acting. Starts killing fleas within 8 hours.
Breaks the flea life cycle to prevent reinfestation
Quick-drying and fragrance-free.
Waterproof, remains effective after shampooing and bathing.