METHADONE, URINE CLINICAL GC/MS CONFIRMATION (QUANTITATIVE)

Components
Confirms presence of methadone or its major metabolite, EDDP. Also see Drug Abuse Screen, Urine Panels with GC/MS confirmations.

Specimen Required
Collect random urine. Mix well and send 10 mL urine (1.5 mL minimum) refrigerated in a screw-capped plastic container.

Rejection Criteria
Urine catheter cup (with needle)

Methodology
Gas Chromatography/Mass Spectrometry

Stability
Room Temperature: 48 hours; Refrigerated: 14 days

Reference Range
Decision level: 100 ng/mL

Performed
Monday-Friday

Turnaround Time1-2 days
Test CodeUCMTH
CPT-4 Code (s)
80358 (G0480)
LOINC Codes
Methadone:   16246-1  
EDDP:   58429-2  
Creatinine:   2161-8  
Adulterant:   58715-4  

Warde
Medical
Laboratory