The wet combing method for eradication of head lice can be used in combination with topical pediculicides
or as monotherapy.
Some available pediculicides
kill 597 44.7 all lice eggs (False) Statements Responses Wrong No.
It has less resistance than current pediculicides
, so a second course of treatment is needed only about one-quarter of the time.
Thousands of bottles have been sold, and an abundance of satisfied customers attest to the success of the product, especially in cases for which pyrethrin-permethrin based pediculicides
h ave failed.
TREATMENT: Pick off lice and eggs with hands or lice comb, Then treat with pediculicides
Educating the community on the correct usage of pediculicides
so as not to foster resistance.
Three active ingredients in OTC pediculicides
, pyrethrins, piperonyl butoxide and permethrin, have been accepted by the FDA for nonprescription use.
The National Pediculosis Association, a lay pediculosis interest group, continues to recommend the strict adherence to "no-nit" policies via nit combing and routine screenings as a way to eliminate the need any pediculicides
. There is no published, reviewed evidence to support these claims (R.
The National Pediculosis Association in Newton, MA, the leading public advocacy organization in the US, lists several studies on its site showing lice resistance to a variety of pediculicides
. Fran Altschuler, president of the organization, stated at a conference in Stockholm that, “while chemical treatments, pediculicides
, and broad spectrum antibiotics develop resistance and potentially adverse health effects, nothing compares to the kindness of a comb."
The study contradicts others that have found pediculicides
more effective than wet combing--possibly because the lice examined in the new study appeared to have developed resistance to permethrin, one of the most common active ingredients in the shampoos, said Dr.
To eliminate the danger of allergic reactions, the researchers chose water-based instead of alcohol-based pediculicides
. They were administered according to the package directions: a single dose of the insecticide.
-- Consumers who purchase over-the-counter pediculicides
can expect to see changes to the outside label that are aimed at improving the success rate of these lice treatments.