Girls head lice can cut short hair, apply drugs to eliminate, usually pay attention to hygiene, diligent replacement of pillowcase. 1. cut hair: girls head lice indicate poor hygiene, more hair is conducive to the survival of lice, so you should try to cut the hair short, if necessary, you can shave all the hair, which can eliminate the growth environment of lice. 2. Apply drugs: Because lice can stimulate the scalp to produce itching sensation, so usually use topical medication, such as 50% tincture of Bacopa Monnieri applied to the scalp as well as the hair, you can also apply lindane cream and so on. 3. Hygiene habits: usually should pay attention to personal hygiene, wash pillowcase and quilt cover, wash your hands often, go to places with poor environment, and avoid sharing jewelry and hairbrush with others, so as to avoid cross-infection. It is recommended to go to the hospital dermatology examination in a timely manner, under the guidance of the doctor to use medication, to avoid blind use of drugs on their own.