<unk>  in low doses (0.5% preparations) is used as a treatment for: * Head lice and body lice.<unk>  is approved by the US Food and Drug Administration for treatment of pediculosis. It is claimed to effectively kill both the eggs and the adult lice, but in fact has been shown in UK studies to be only 36% effective on head lice, and less so on their eggs. This low efficiency was noted when<unk>  was applied to lice found on schoolchildren in the Bristol area in the UK, and it is assumed to be caused by the lice having developed resistance against<unk> . * Scabies Preparations include Derbac-M, Prioderm, Quellada-M and Ovide.
Malathion
Parathion
Chlorpyrifos
Dotinurad
Ajmalicine
Diisopropyl fluorophosphate
Pirimiphos-methyl
Carbaryl