Purpose
This test is designed for the therapeutic drug monitoring of teriflunomide levels to ensure adequate dosage. The minimum reporting limit of this assay is 500 ng/mL. THIS TEST IS NOT MEANT TO MONITOR THE ELIMINATION OF TERIFLUNOMIDE IN WOMEN OF CHILDBEARING POTENTIAL WHO DISCONTINUE TERIFLUNOMIDE
Method(s)
High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS)
Suggested CPT Code(s)
80375
New York State Approval Status

Approved

Turnaround Time

8 days

Test Includes
1 Teriflunomide Aubagio® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 5 Immunomodulator

Specimen Type
Serum or Plasma
Requested Volume
1 mL
Minimum Volume
0.2 mL
Special Handling
Serum: Collect sample in Red top tube
Plasma: Collect sample in Lavender top tube (EDTA) or Pink top tube.
Promptly centrifuge and separate Serum or Plasma into a plastic screw capped vial using approved guidelines.
Specimen Container
Plastic container (preservative-free)

Additional Collection Instructions

Transport Temperature
Refrigerated
Light Protection
Not Required
Rejection Criteria
Polymer gel separation tube (SST or PST).

Rejection criteria pertain to clinical specimen submissions only.

Stability
Room Temperature: 30 day(s)
Refrigerated: 30 day(s)
Frozen (-20 °C): 10 month(s)
1 Teriflunomide Aubagio® High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) ng/mL 5 Immunomodulator

Interface Map

LOINC® Information