Naloxone, UR, MS Confirm

CPT: 80362
Updated on 5/28/2019
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Expected Turnaround Time

4 - 6 days

4 - 6 days

Specimen Requirements


Urine (random)


10 mL

Minimum Volume

3 mL


Plastic urine container without preservative

Storage Instructions

Room temperature

Causes for Rejection

Urine in preservative tube

Test Details


Detect the presence of Naloxone


This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.


Liquid chromatography tandem mass spectrometry (LC/MS-MS)

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