NALTREXONE AND METABOLITE - TOTAL (CONJUGATED/UNCONJUGATED), URINE

Specimen Required
Collect random urine and send 1.0 mL urine (0.5 mL minimum) refrigerated in a screw-capped plastic vial.

Methodology
High Performance Liquid Chromatography/Tandem Mass Spectrometry

Stability
Room temperature: 7 days; Refrigerated: 30 days; Frozen: 6 months

Reference Range
By report

Performed
Tuesday, Thursday

Turnaround Time6-8 days
Test CodeNALTX
CPT-4 Code (s)
80362 (80299)
LOINC Codes
Naltrexone - Total:   Not available  
6-Beta-Naltrexol - Total:   Not available  

Warde
Medical
Laboratory