Levetiracetam

Overview

  • EPIC Code:
  • LAB477
  • Soft Test Code:
  • KEPPR
  • Send Out Test Code:
  • 36330
Alternate Names
  • Keppra
  • Levetiracetam (Keppra)
Clinical Significance

LEV is currently used as an anti-epileptic drug for the treatment of adult partial seizures particularly as an add-on therapy for refractory patients. It also has potential for other anxiety and cognitive disturbances.


Specimen Collection & Preparation

Client Notes

If Brivaracetam has been prescribed, order Levetiracetam by GC/MS.


Specimen Requirements

1.0 mL Serum from a Red Top Tube in a Plastic Vial


Transport And Storage

7 days Ambient (Transport)
21 days Refrigerated
30 days Frozen

Avoid Freeze/Thaw cycles


Collection Instructions

Collect as a trough just prior to next dose

Optimum Time to Collect Sample:
0.5 to 1 hour pre-oral dose, trough at steady state (2 weeks after onset of treatment).


Minimum Volume

0.5 mL Serum


Neonatal Volume

Clinical Interpretation

Reference Range:

6.0-46.0 mcg/mL


Methodology:
  • Immunoassay (IA)
Clinical Significance

LEV is currently used as an anti-epileptic drug for the treatment of adult partial seizures particularly as an add-on therapy for refractory patients. It also has potential for other anxiety and cognitive disturbances.


Production Schedule

Sites Performed
  • Quest - Chantilly
Days Performed
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Departments
  • Sendouts - Clinical
Turn Around Time

2 to 3 days


Coding & Compliance

CDM

00912491


CPT Coding

80177