Sulfur ointment for pubic lice usually takes about 15 days to eradicate, but it can’t be generalized, the exact time needs to be determined by the severity of the condition. Pubic lice disease is a kind of infectious skin disease caused by the bite of pubic lice parasitized on the human vulva or body hair around the anus to cause local itching of the skin. If the infection is mild and the medication is well absorbed, the condition can be effectively controlled with the use of sulfur ointment for about 15 days. However, if the symptoms of infection is more serious or the use of the drug can not be absorbed in time, it may aggravate the condition, even if the drug treatment, the recovery time required will be extended. Therefore, when the body appears uncomfortable symptoms, should go to the hospital in time for examination and diagnosis, as soon as possible to carry out targeted treatment to avoid aggravation of the condition. Drugs should be used according to medical advice.