The University of Iowa (UIHC)
Department of Pathology
LABORATORY SERVICES HANDBOOK

Benzodiazepine Detection
Order Code: BENZOB
Order Form: A-1a Miscellaneous Request or IPR Req 		  Commercial "Mail-out" Laboratory
6240 RCP
356-3527 
Specimen
 
Serum
Collection Medium:
Red top tube 


Minimum:


Adult preferred minimum: 1 mL
Adult absolute minimum: 0.5 mL
Pediatric minimum: 0.5 mL


Delivery Instructions:


Wrap specimen in aluminum foil to protect from light.


Analytic Time:


4 days


Reference Range:


Negative


Comments:


Positive results will seldom occur when the following drugs have been 
ingested:  Xanax (alprazolam), Halcion (triazolam), Klonopin 
(clonazepam), Dalmane (flurazepam hydrochloride), Mogadon (nitrazepam), 
Ativan (lorazepam).


Methodology:


Fluorescence Polarization Immunoassay


CPT Code:


80101


 


See also:
Clonazepam, Serum




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Updated: 05/14/2007

Note: The information contained in this handbook is  
            for use by personnel of University of Iowa Health Care. 
            No other use is implied or intended.