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    Pyrethrins and Piperonyl Butoxide for Lice

    Pyrethrins and Piperonyl Butoxide for Lice



    Examples

    Brand NameGeneric NameChemical Name
    RID pyrethrins combined with piperonyl butoxide

    Pyrethrin medicines are available without a prescription as shampoos or mousse. Apply the product to dry hair. Do not use any hair conditioner. Leave it on the hair for 10 minutes, and then rinse it out. A second treatment is needed 9 days after the first, to kill newly hatched Reference lice Opens New Window.



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