TAPENTADOL AND METABOLITE, URINE, QUANTITATIVE

Specimen Required
Collect random urine and send 2.0 mL urine (1.0 mL minimum) refrigerated in a screw-capped plastic vial.

Rejection Criteria
Specimens exposed to repeated freeze/thaw cycles

Methodology
Liquid Chromatography-Tandem Mass Spectrometry

Stability
Room temperature: 7 days; Refrigerated: 1 month; Frozen: 3 years

Reference Range
By report

Performed
Tuesday, Thursday

Turnaround Time6-8 days
Test CodeUTPME
CPT-4 Code (s)
80372 (G0480)
LOINC Codes
65807-0

Warde
Medical
Laboratory