<unk>  is an organophosphate that is FDA approved for the treatment of pediculus humanus capitis (hair lice).   Common adverse reactions include application site irritation, skin irritation.
Malathion
Prothidathion
Diisopropyl fluorophosphate
Pirimiphos-methyl
Isofenphos
Succimer
Dimetacrine
Azinphos-ethyl