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can L-Phenylalanine,L-Tourine,L-Tyrosine or L-Glycine cause a false pos in a urinalysis for Methamph
Can these named above cause a drug urinalysis to test positive for Amphetamines? For Methamphetamine?
1 answer • 13 Aug 2009
I have client that tested for methamphetamine and amphetamine in blood test and he claims he has never done street "meth" and I believe it ...
1 answer • 6 Jul 2011
one of my employees tested positive for amphetamines and methamphetamines following some consistently bizarre behavior. She presented a ...
2 answers • 25 Oct 2011
I am on the prescribed drug robaxin 750 milligrams I tested positive for amphetamines in my system and I don't understand why is robaxin capable ...
1 answer • 22 Nov 2011
1 answer • 20 Dec 2011