Lice on the head, i.e. head lice, and its treatment includes general treatment, medication, and sterilized items. 1. General treatment: It is best to shave and burn the hair of head lice patients. Those who keep their hair can use vinegar or 10% acetic acid to rub the hair with lice eggs, and then use a fine-toothed comb or grate to comb, the lice eggs are very easy to move from the hair shaft to the tips of the hair and be wiped off. 2. medication: commonly used drugs are 25% benzyl benzoate cream, 1% tincture of mercuric acid, 50% tincture of Bacopa monnieri, etc., 2 times a day. 3. Sterilization of items: comb should be placed in a solution of coal phenol soap soaked for an hour after use, which can kill lice and nits. Pillow towels and hats can be scalded to death with boiling water. Head lice patients should not self-medication, should go to the hospital in a timely manner, under the guidance of the doctor standardized treatment.