We rotated treatments to kill them off. No single one could do it.

The mineral oil one was fairly successful.

There was a great herbal product called Quick Nits from Australia that could be applied and left in a cap overnight but it seemed to come and go from the Canadian market in just a couple of years.

One thing worth knowing is that heat and drying them out is effective. While there are protocols for blow dryers, old fashioned bonnet hair dryers are an another good way to kill them and the eggs as well as avoid infections.

After the first lice infestation, we literally tracked one down and had our kids our kids use it once a week while playing on a computer or tablet. It cut down the reinfections.