What is permethrin and how is it used in the treatment 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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Answer

Permethrin is a synthetic pyrethroid similar to the naturally occurring pyrethrins from the chrysanthemum flower. Permethrin 1% lotion is approved for use in children aged 2 months or older.


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