What is the best treatment for pubic lice? What should the partner do if he finds out the pubic louse

Lice disease is a skin disease caused by lice, which occurs all over the world. The pubic louse is a kind of louse disease, which can be transmitted through sexual contact. It is often shared by couples, and is more common among women. It is popular in the United States and Western Europe in recent years. So, what is the treatment for pubic lice?

1. Treatment principle: early diagnosis and timely treatment; The treatment plan must be individualized; Regular treatment and follow-up; Trace the source of infection, conduct inspection and treatment; Sexual partners should be examined and treated at the same time.

2. The ideal therapeutic drug for the treatment scheme should be able to effectively kill the adult and egg of the pubic louse at the same time. Before treatment, the patient should be asked to shave off the pubic hair. At the same time, the underwear, bed sheets and bedding should be soaked in boiling water to kill insects.

The commonly used clinical methods are as follows:

(1) General treatment: shave off pubic hair, boil and disinfect underwear, underwear, menstrual belt and bathing appliances to keep them clean and sanitary. Patients should avoid sexual life to avoid infecting others. Because pubic hair is the place where the pubic lice parasitize, without pubic hair, the pubic lice will lose the parasitic place it needs. Therefore, in order to treat thoroughly, it is generally required to shave off the pubic hair and burn it to completely eliminate the environment on which the pubic lice live. In addition, the claws of pubic lice are very powerful. They often tightly grasp the hair shaft and are not easy to separate. Therefore, shaving pubic hair is a necessary treatment.

(2) Medication:

A) Lin Dan (1%)（ γ- Hexachlorobenzene, γ- 666): The dosage forms include lotion, shampoo and cream. The drug has the effect of killing the adult and egg of pubic lice. The method of use is to apply the drug to the affected area, wash the drug after 8 hours, and observe for 3 to 5 days. If it does not heal, the treatment can be repeated once. Due to excessive absorption of this drug, it can cause adverse reactions of nervous system, and even has been reported that Lin Dan（ γ- 666) It is toxic to artificial blood stem cells, so this drug should be prohibited for pregnant women, children, large areas of skin exfoliation and multiple skin lesions on the scrotum. Its adverse reactions may also have local irritation symptoms, which will subside after a few days; Occasionally dizziness occurred after wiping the medicine, and disappeared after 1-2 days. After a large amount of use for a long time, it may also have a greater toxic effect on the central nervous system after the drug is absorbed through the skin, such as seizures; A few patients may develop urticaria.

B) Malathion lotion (78% ethanol plus 0.5% malathion): This drug has the effect of killing the adult and egg of pubic louse. The method of use is to apply the drug to the affected area, and wash it after 8 to 12 hours. It should be noted that the drug has a foul smell due to the release of sulfhydryl group by hydrolysis, and is flammable before the alcohol volatilizes completely, so it should be used with care.