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No you cannot.
A hair test will show positive, if you have been using.
No Trazodone would not appear as cocaine in a hair follicle test.
if you have taken small amounts of drug will hair follicle test show positive
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.
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the hair follicle is a skin organ that produces hair.
your hair follicles open and close throughout the day. if you dont wash your hair nothing will happen to you or your hair. its safer to have your hair follicle closed to protect you hair. heat opens the follicle as does alkaline or positive Ph soaps and cold or acidic products closes.
hair follicle
The root of your hair is also known as the hair follicle.
The hair follicle surrounds the root of the hair. If the follicle becomes damaged, it may not support the growth of hair, and a tiny bald spot will occur.
the answer is the bulb is the largest part of the hair follicle.