A member asked:

Can hydroxizine cause a false positive on a hair folicle test & sweat patch?

A doctor has provided 1 answer

If you mean by a false positive result for substances of abuse, that should not happen. A positive screening test should be confirmed by mass spectroscopy testing.

Answered 9/27/2022

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Can lump from sweat gland or hair follicle be painless and infected?

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