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Test Code LAB3924 Buprenorphine and Norbuprenorphine, Random, Urine

Additional Codes

SQ: BUPMM

MAYO: BUPM

Secondary ID

66200

Useful For

Monitoring of compliance utilizing buprenorphine

 

Detection and confirmation of the illicit use of buprenorphine

Method Name

Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)

Reporting Name

Buprenorphine and Metabolite, U

Specimen Type

Urine


Ordering Guidance


For screening buprenorphine alone, order BUPS / Buprenorphine Screen, Random, Urine.

 

For comprehensive opioid screening, order TOSU / Targeted Opioid Screen, Random, Urine.

 

For situations where chain of custody is required, a Chain of Custody Kit (T282) is available. For chain-of-custody testing, order BUPMX / Buprenorphine and Norbuprenorphine, Chain of Custody, Random, Urine.

 

Additional drug panels and specific requests are available. Call 800-533-1710 or 507-266-5700.



Additional Testing Requirements


If urine creatinine is required or adulteration of the sample is suspected, the following test should also be ordered, ADULT / Adulterants Survey, Random, Urine.



Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube: Plastic urine container

Submission Container/Tube: Plastic, 5-mL tube

Specimen Volume: 1 mL

Collection Instructions:

1. Collect a random urine specimen.

2. No preservative

Additional Information:

1. No specimen substitutions.

2. STAT requests are not accepted for this test.

3. Submitting less than 1 mL will compromise the ability to perform all necessary testing.


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Refrigerated (preferred) 14 days
  Ambient  14 days
  Frozen  14 days

Reject Due To

Gross hemolysis OK
Gross icterus OK

Reference Values

Negative

 

Cutoff concentrations:

Buprenorphine: 5.0 ng/mL

Norbuprenorphine: 2.5 ng/mL

Method Description

Buprenorphine and its major metabolite (norbuprenorphine) are liberated from conjugation by enzyme hydrolysis. Acetonitrile is added to the sample and an aliquot of the supernatant is diluted with water. Analysis is performed by liquid chromatography mass spectrometry/mass spectrometry using multiple reaction monitoring.(Unpublished Mayo method)

Day(s) Performed

Monday through Friday

Report Available

3 to 5 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

80348

G0480 (if appropriate)

LOINC Code Information

Test ID Test Order Name Order LOINC Value
BUPM Buprenorphine and Metabolite, U 69033-9

 

Result ID Test Result Name Result LOINC Value
66200 Buprenorphine 3415-7
48296 Norbuprenorphine 49753-7

Forms

If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.