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Lacosamide Level

Vimpat

Test Codes

EPIC: LAB6964, SOFT: LACOS

Department

Toxicology

Specimen Collection Criteria

Collect: One plain Red-top tube. (Minimum: 2.0 mL blood)

Do not use Serum Separator Tubes. 

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes. Refrigerate (2-8°C or 36-46°F) the collection tube within two hours of collection.

Preparation for Courier Transport

Transport: Collection tube, refrigerated (2-8°C or 36-46°F). (Minimum: 2.0 mL blood)

Rejection Criteria

• Serum Separator (SST) tubes.
• Severely lipemic or hemolyzed specimens.

In-Lab Processing

Centrifuge to separate serum from cells. Deliver an aliquot of serum or the collection tube immediately to the appropriate testing station.

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): 24 hours
Refrigerated (2-8°C or 36-46°F): 7 days
Frozen (-20°C/-4°F or below): 3 months

Specimen Storage in Department Prior to Disposal:

Frozen (-20°C/-4°F or below): 1 month

Laboratory

Royal Oak Toxicology Laboratory

Performed

Sunday – Saturday.
Results available the same day as testing performed.

Reference Range

There is no established reference range. Most patients see clinical effects when the level is between 5.0-10.0 mcg/mL.

Test Methodology

High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS).

This test was developed and its performance characteristics determined by Beaumont Health. It has not been cleared or approved by the FDA. The Laboratory is regulated under CLIA as qualified to perform high-complexity testing. This test is used for clinical purposes and should not be regarded as investigational or for research.

CPT Codes

80235
LOINC: 59297-2

Contacts

Last Updated

1/18/2023