if bugs found in hair, first you can use better shampoo which contains the medicine anti bug. daily two time you can use the shampoo for cleaning the hair. second one is use the best comb which is available in stores to remove bugs. particularly metal comb is better to use this purpose.change bed clothes properly.
First you may try to drive away the bugs to the ground by using your hand, later you need to help your daughter to wash her hair by using more shampoo, the remaining bugs will be killed then.But she may be very scared all the time.
You should wash all bedding, then have your daughter saturate her hair with cider vinegar and remove the bugs with a fine-toothed comb. Buy her a new brush.
There a shampoos about bugs in the hair, and also there is a special tool for brushing the hair and it has very tiny wholes in it and when you brush the hair the bugs stay on the tool. It is something like a comb.