FENTANYL AND METABOLITES, URINE

Test Documentation
Components
Confirmation for Fentanyl and Norfentanyl

Specimen Required
Send 10.0 mL random urine (1.0 mL minimum) refrigerated in a screw-capped plastic container.

Rejection Criteria
Urine with preservative, vacutainer cup

Methodology
Liquid Chromatography/Tandem Mass Spectrometry

Stability
Room temperature: 2 days; Refrigerated: 14 days; Frozen: 30 days

Reference Range
Decision level
   Fentanyl:   <1.0 ng/mL  
   Norfentanyl:   <1.0 ng/mL  

Performed
Monday, Tuesday, Thursday

Turnaround Time1-3 days
Test CodeUCFEN
CPT-4 Code (s)
80354 (80299 or G0480)
LOINC Codes
58381-5:   Fentanyl  
58383:   Norfentayl  

Warde
Medical
Laboratory