Bupleurum can be effective for about half an hour, and repeated several times for better results, need to be used for 3-4 days. Baekbu that Baekbu grass, has the role of insecticide and antibacterial, which can contact kill the eggs of lice, but also to Pseudomonas aeruginosa, Mycobacterium tuberculosis, Staphylococcus and diphtheria bacillus and other pathogenic bacteria have inhibitory effect. Daily life can be placed in 50% alcohol, configured into the Bupleurum alcohol solution, directly used for head cleaning, generally wash for about 30 minutes can be rinsed. In addition, you can also boil the herb, filter its solution for washing hair, can also achieve the effect of stopping itching, removing lice eggs, and repeated several times for better results, need to be used for 3-4 days in a row, with both the symptoms and the root cause of the effect. In addition, when patients use the solution of the herb to wash their hair or clothes, they need to avoid placing it in direct sunlight to prevent the evaporation of the medicine.