I'd soak him daily...he won't like it but the harder time you can give the mites, the better. Don't try to feed him while he's being treated for mites anyway.
BTW, I'm doing very badly at multi-tasking today (previous post I MEANT to say that SNAKES often seek relief from mites in their water bowl) but I guess you knew what I meant? -I'm blaming my dogs...![]()