Nippon ant killer powder from vitax is ideal for the control of common black ants in and around the home it is a highly efficient ant killer and can also be used to kill cockroaches beetles earwigs silver fish woodlice and most other crawling insects the powder is long lasting providing up to 6 months control it is suitable for indoor and outdoor use and children and pets need not be excluded from treated areas the powder should be dusted along cracks crevices ant runs and where ants are invadin