Pubic lice cannot be eliminated with alcohol. Pubic lice is a relatively common extracorporeal parasites, often easy to parasitize in the pubic hair and perianal hair, and may be infected through sexual intercourse, the use of alcohol coated in the local area, although it can play a bactericidal and anti-inflammatory effect, but not able to kill the pubic lice. To eliminate pubic lice, you should first shave the pubic hair and perianal hair, and then use tincture or sulfur ointment locally, which can further kill pubic lice and eggs, and you need to boil and disinfect the intimate underpants, bed sheets, bedding, and so on. When suffering from pubic lice, it is necessary to consult a doctor in time, cooperate with the doctor to take treatment, and after treatment, regular review, and during the period of illness, do not have sex temporarily to avoid infection.