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Beaumont Laboratory


Equanil, Miltown, Meprospan, Neuramate, Equagesic, ARUP #2011521, EPIC: LAB6096, SOFT: XMBAM

Specimen Collection Criteria

Collect (preferred specimen): One plain Red-top tube.
Also acceptable: One Lavender-top EDTA tube.

Do not use Serum Separator Tubes.

Time of Collection: Trough, just prior to the next dose.

Physician Office/Drawsite Specimen Preparation

Centrifuge to separate serum or plasma from cells within two hours of collection. Transfer serum or plasma to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Preparation for Courier Transport

Transport: 1.0 mL serum or plasma, refrigerated (2-8°C or 36-46°F). (Min: 0.5 mL)

Rejection Criteria

  • Serum Separator (SST) tubes.
  • Specimens not collected and processed as indicated.


Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): 7 days
Refrigerated (2-8°C or 36-46°F): 1 month
Frozen (-20°C/-4°F or below): 3 months

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Sendout Laboratory with any questions.


Sent to ARUP Laboratories, Salt Lake City, UT.


Monday, Friday.
Results available within 2-5 days.

Reference Range

Dose-Related Range: 5-20 mcg/mL.
Toxic: Greater than 40 mcg/mL.

Test Methodology

Quantitative Liquid Chromatography/Tandem Mass Spectrometry.


By report.

Clinical Utility

Meprobamate is a propanediol carbamate sedative and tranquilizer, having pharmacological effects similar to barbiturates. This assay is used for the therapeutic monitoring and toxicity assessment of meprobamate.

CPT Code

80369 (alternate: G0480).

Test Codes

ARUP #2011521, EPIC: LAB6096, SOFT: XMBAM

Last Updated


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This directory currently reflects information only for specimens collected and/or processed at the Farmington Hills, Grosse Pointe, Royal Oak, and Troy campuses.