Buprenorphine Confirmation, Meconium

CPT: 80348
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Test Details


  • Butrans®
  • Suboxone®
  • Subutex®

Test Includes

Buprenorphine; norbuprenorphine


Detect fetal exposure to buprenorphine, a semisynthetic opioid medication


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

Specimen Requirements




2 Grams

Minimum Volume

1 Gram


Meconium Collection Kit (PeopleSoft N° 96663) or clean, leakproof polypropylene container.


Specimens from different voidings may be pooled if necessary. For step-by-step instructions for collecting and preparing meconium specimens, see Meconium Testing Collection Instructions.

Storage Instructions

Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
791560 Meconium Buprenorphine Confirm 791561 Buprenorphine ng/gm 75367-3
791560 Meconium Buprenorphine Confirm 791562 Norbuprenorphine ng/gm 75379-8

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