Louse-killing composition containing a pyrethroid

摘要

A louse-killing composition of synergistic effect, contains 0.1-0.5% of photostable pyrethroid, preferably permethrin, dekamethrin and/or Fenvalerat, 0.2-10% vegetable oil(s) and/or 0.6- 60.0% cationic or non-ionic detergent(s) as synergising substances and 25-80% lower alkanol(s) as solvent, with, optionally 13-40% distilled water. An odouring substance fragrance may also be added.