And how long have you been mite free? It can take 6 weeks or longer for mite eggs to hatch and NOTHING kills mite eggs. If you don't have something on hand that will kill them you can end up reinfested quite easily. Yes, I'm sure that this betadine treatment will work well for some people, but it's more the exception then the rule. If you want to be absolutely sure you got them all, you need to use poison.