Muscle Relaxants (Carisoprodol, Meprobamate)

CPT Code(s):

80369

Specimen Requirements:

Collect 2 mL urine in a preservative-free plastic container.
Transport/Storage Temperature:

  • Refrigerated

Stability (collection to shipping of the sample):

  • Ambient: 21 days
  • Refrigerated: 21 days
  • Frozen (-20 º C): 21 days
Rejection Criterion:

  • Exposure to repeated freeze/thaw cycles

Use:

Drugs Tested:

  • Carisoprodol
  • Meprobamate

Methodology:

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

Reported:

1 - 3 days

Performed:

As requested

Interpretation Data:

Range of Quantitation: 50 – 15,000 ng/mL