Many over-the-counter shampoos and lotions use similar killing mechanisms to DDT, which has made it easier for lice, in some place, to grow resistant to these treatments as well. But scientists ...

Medically reviewed by Brendan Camp, MD There are effective treatments for an itchy scalp. Depending on the cause, you can ...

These shampoos contain pediculicides—chemicals that kill adult lice and eggs—and are available as over-the-counter (OTC) or prescription options. Most treatments require at least two ...

Piperonyl butoxide 4%, pyrethrum extract (equivalent to 0.33% pyrethrins); shampoo + conditioner in one ... Use fine-tooth or special lice/nit comb on hair to remove nits. Pubic lice: treat ...

Thanks to a genetic mutation, super lice are resistant to the treatments you can buy ... Start with an over the counter shampoo, lotion, or cream. Use the lice comb that comes with the kit to ...