Brand New GIMBORN PET SPECIALTIES - KWIK STOP (6 OZ) "DOG PRODUCTS - DOG GROOMING - HEALTH PRODUCTS" Fast-acting Kwik Stop Styptic Powder now contains the anesthetic Benzocaine to block pain while stopping bleeding. Use to treat minor bleeding caused while clipping nails, trimming beaks, dewclawing and docking. Simply apply with pressure to the affected area. For use on dogs, cats, ferrets, and birds.