User:Mr. Ibrahem/Permethrin

Permethrin, sold under the brand name Nix among others, is a medication and insecticide. As a medication, it is used to treat scabies and lice. It is applied to the skin as a cream or lotion. As an insecticide, it can be sprayed on clothing or mosquito nets to kill the insects that touch them.

Side effects include rash and irritation at the area of use. Use during pregnancy appears to be safe. It is approved for use on and around people over the age of two months. Permethrin is in the pyrethroid family of medications. It works by disrupting the function of the neurons of lice and scabies mites.

Permethrin was discovered in 1973. It is on the World Health Organization's List of Essential Medicines. The wholesale cost in the developing world is about US$0.02 to US$0.06 per gram. In the United States, a course of treatment costs US$25 to US$50, and it is available over the counter. In 2017, it was the 410th most commonly prescribed medication in the United States, with more than 150 thousand prescriptions.