What is the role of topical agents in the prevention of body louse infestations of pediculosis and pthiriasis (lice infestation)?

Updated: Aug 16, 2019
  • Author: Lyn C C Guenther, MD, FRCPC, FAAD; Chief Editor: Michael Stuart Bronze, MD  more...
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Topical agents can be applied to clothing, especially the seams. Published data suggest that permethrin spray can help prevent body louse re-infestation.

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