| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve problems that mass parasitism of lice is epidemic, although in an undeveloped state, among children and elementary school students throughout Japan all the year round to give adverse effects on infected person in the scope of health and economy and cause a serious social problem; and that, although many flea-extermination shampoos for pet are commercially available, most shampoos have poor insecticidal effect owing to stressing importance on safety and, accordingly, it is desired to get a louse and flea extermination shampoo taking note on insecticidal and insect repelling effect and available at a low cost. <P>SOLUTION: The shampoo contains at least one kind of component selected from citric acid, edible vinegar and fruit acid in combination with water and a surfactant, is free from chemicals, producible at a low cost, contains natural components, has safety, can treat immunization of louse and flea and has excellent insecticidal and insect repelling performance. <P>COPYRIGHT: (C)2010,JPO&INPIT |
