Purpose
Therapeutic Drug Monitoring
Method(s)
High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS)
Suggested CPT Code(s)
80348
New York State Approval Status

Approved

Turnaround Time

4 days

Test Includes
1 Buprenorphine - Free Buprenex High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 0.5 Narcotic Analgesic
2 Norbuprenorphine - Free Buprenorphine Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 0.5 Narcotic Analgesic

Test Also Known As
Suboxone®
Specimen Type
Serum or Plasma
Requested Volume
2 mL
Minimum Volume
0.7 mL
Special Handling
Serum: Collect sample in Red top tube
Plasma: Collect sample in Lavender top tube (EDTA) or Pink top tube.
Promptly centrifuge and separate Serum or Plasma into a plastic screw capped vial using approved guidelines.
Specimen Container
Plastic container (preservative-free)

Additional Collection Instructions

Transport Temperature
Refrigerated
Light Protection
Not Required
Rejection Criteria
Polymer gel separation tube (SST or PST).

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: 29 day(s)
Refrigerated: 29 day(s)
Frozen (-20 °C): 3 month(s)
1 Buprenorphine - Free Buprenex High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 0.5 Narcotic Analgesic
2 Norbuprenorphine - Free Buprenorphine Metabolite High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 0.5 Narcotic Analgesic

Interface Map

LOINC® Information