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

Diazepam (Valium & Nordiazepam)
Order Code: DZP
Order Form: A-1a Miscellaneous Request or IPR Req 		  Commercial "Mail-out" Laboratory
6240 RCP
356-3527 
Specimen
 
Serum
Collection Medium:
Red top tube 


Alternate
Collection Media:


Green top tube (Na Heparin), Lavender top tube (EDTA)


Minimum:


0.5 ml serum (Adults and Pediatrics)


Rejection Criteria:


Gel separator tubes


Analytic Time:


2 working days (upon receipt)


Reference Range:


              Dose-Related Range
Diazepam      0.2 - 1.0 mcg/mL   Based on normal dosages

Nordiazepam   0.06- 1.80 mcg/mL  Based on normal dosages
              Toxic > 2.50 mcg/mL


Methodology:


Gas Chromatography


CPT Code:


80154(x2)


 


See also:
Clorazepate (assayed as Nordiazepam), Serum


 


See Additional Information:
Commercial (Mailout) Critical Lab Values




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Updated: 05/15/2007

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.