It's not if testing for drug history.
Yes, you can test any body hair for drug testing. The pull it and test the white ending part of the hair.
how long will alcohol stay in your hair folical
They dissolve the hair in a chemical, then put the dissolved hair in a Gas Chromatograph/Mass Spectrometer testing machine. Any drugs you have done will show up.
Pull the hair out from the root.... of hair folical
an inflammation of the hair folical
its hair FOLLICLE test and you need hair razor.
Yes if they test for it.
No. What's in the hair, stays in the hair.
Yes
Concerta will show up on a hair drug test if they are testing the hair for methylphenidates. It will show up in urine for up to 7 days after last use.
Yes because it is an opiate.