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Family Physician
Family Physician, Board Certified MRO
Category: Drug Testing
Satisfied Customers: 12816
Experience:  Medical Review Officer - Physician Trained and certified in drug test interpretation
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How is Alprazolam detectable in urine drug screen?

Resolved Question:

How long is Alprazolam detectable in urine drug screen?
Also---what does it mean when urine drug screen shows negative for Cannabis metabolites, but positive for THC Carboxylic acid?
Thank you
Submitted: 6 years ago.
Category: Drug Testing
Expert:  Family Physician replied 6 years ago.
There are several metabolites of THC. The TCH carboxylic acid is one that has a longer duration that the THC-OH. This finding would suggest a more distant use rather than a use in the last 1-2 days.

Alprazolam can be identified in urine for 5 (possibly as long as 7) days.
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