When using Avert Dry Flowable Cockroach Bait you may be able to see results within a few hours to a couple of days. How long it takes to eliminate a roach infestation depends on several factors, including how large the infestation is, how consistent and thorough you are being with treatments and sanitation, and what other products you are using.
It is not necessary to clean up the areas where the Avert Dry Flowable Cockroach Bait was applied. This will provide a long time residual for the roaches so that they do not come back. You can remove the product and re-apply as necessary as well.
The state of California restricts Avert Dry Flowable Cockroach Bait