Test Details

Mnemonic

UCSUB

Ordering Code

1848200

CPT-4 Code(s)

80348 (Buprenorphine & Metabolite), 80362 (Naloxone) (G0480)

Specimen Information

Collect

Random urine

Specimen Preparation

Send 10.0 mL urine refrigerated in a screw-capped plastic container.

Minimum Volume

3.0 mL

Transport Temperature

Refrigerated

Rejection Criteria

Urine catheter cup (with needle)

Stability

Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 30 days

Methodology

Liquid Chromatography/Tandem Mass Spectrometry
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Reference Range

Decision levels: 5 ng/mL
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Performing Laboratory

Warde Medical Laboratory
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