Permethrin Origins

Permethrin was discovered in 1973.It is on the World Health Organization's list of Essential Medicines, the most effective and safe medicines needed in a health system. 


Permethrin was successfully used in the United States as an EPA-registered product since 1979, with an excellent safety record, and was re-registered in 2006. 


Permethrin, is a medication and insecticide.


As a medication it is used to in lice shampoos for children, flea dips for dogs, treat scabies and lice. It is applied to the skin as a cream or lotion. and various other products, some of which are regulated by the FDA. 

As an insecticide it is used in agriculture, textiles, and industrial/domestic insect control.

How Does Permethrin Work?

Permethrin can affect insects if they eat it or touch it. Permethrin affects the nervous system in insects, causing muscle spasms and paralysis.  


Millions of permethrin-treated bed nets and treated uniforms are being distributed globally via malaria control programs and international relief organizations to help protect people in areas prone to insect-borne diseases. 


Who recommends permethrin-treated apparel?

The following international agencies recommend insect-repellent apparel:

* As an extra level of security, we ask that you please wear Permethrin treated socks and foot wear to maximize your protection



Combating Lyme Disease on the Appalachian Trail with Permethrin