A 35-year-old member asked:
Disclaimer

thoughts? could permethrin spry kill all types of bugs in the mattress?

1 doctor answer
Dr. Heidi Fowler
25 years experience Psychiatry
No - it won't.: First off, don't spray mattresses with pesticide (unless label specifies that it can be safely done). Second, many bed bugs are resistant to pyrethroid pesticides.
Answered on Sep 28, 2016

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Dr. Joel Gallant
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No: Permethrin treats scabies (mites). For ringworm you need ant antifungal.
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A 39-year-old member asked:
Dr. Jay Park
Dr. Jay Park answered
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Not always: Some sarcoptes scabiei (mite causing scabies) became resistant to nix (permethrin) and requires lindane treatment.
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