Synonyms
Subutex®; Buprenex®; Suboxone®
Test Includes
Buprenorphine; Norbuprenorphine
Expected Turnaround Time
7 - 10 days
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Related Information
In-house validated method
Specimen Requirements
Specimen
Whole blood
Volume
3 mL
Minimum Volume
0.3 mL
Container
Gray-top (NaF/oxalate) tube, green-top (heparin) tube, or lavender-top (EDTA) tube
Collection
Trough levels are most reproducible
Storage Instructions
Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Test Details
Use
Therapeutic Drug Management
Methodology
Liquid chromatography/tandem mass spectrometry (LC/MS-MS)
Reference Interval
Buprenorphine: 1.00 - 10.00 ng/mL; Norbuprenorphine: Not established