Levetiracetam (Keppra)

CPT Code(s):

80177

Methodology:

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

Performed:

As needed

Reported:

Within 3 days

Use:

This test is used for the quantitation of levetiracetam, an anti-epileptic drug, in serum/plasma.

Specimen Requirements:

Collect at least 2mL of blood in a plain red-top or lavender-top (EDTA) serology tube. Centrifuge the blood and remove the serum/plasma from the cells within two hours of collection.

Transport/Storage Temperature:

  • Refrigerated
Stability (collection to shipping of the sample):

  • Ambient: 7 days
  • Refrigerated: 7 days
  • Frozen (-20 º C): 30 days
Rejection Criterion:

  • Do not submit specimens in serum-separator tubes (SST), as the gel in the tube may absorb the levetiracetam.

Collection Procedure:

-

Reference Values:

Therapeutic range: 12 - 46 μg/ml

Interpretation Data:

-

Notes:

UFHPL Test #:

UFHPL Epic order code: LAB477

Reported Notes:

-

Result:

-