A member asked:

I tested positive for cocaine from a hair test. i have never used cocaine. i gave them a list of meds i've taken the last 90 days. how could this be.

A doctor has provided 1 answer

Ask for re test: always ask for re test if you did not use cocaine. Also,ask how,the test was run e.g. Gas or liquid chromatography, or just reagent test. Errors can and do occur.

Answered 3/26/2020

2.3k views

Thank

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