Pubic lice is a kind of sexually transmitted disease (STD), the main symptom of which is the presence of a large number of pubic lice bodies on the pubic hair and eggs, causing severe vulvar itching. The cause of the disease is mainly due to sexual contact, through sexual contact will be transmitted to the sexual partner, so that the partner suffers from pubic lice. Clinical treatment is to shave off all the pubic hair, and then apply iodine to the local area, and the symptoms will disappear after 5-10 days of continuous medication. It is recommended to avoid high-risk sex in daily life to avoid the transmission of pubic lice, and it is recommended that the shaved pubic hair must be burned off with fire, and after the cure, the worn underwear will also be thrown away and replaced with new underwear.