ARUP's Laboratory Test Directory

Keppra® (Levetiracetam) : 0098627

Mnemonic: KEPPRA

Methodology: High Performance Liquid Chromatography
Performed: Mon-Fri
Reported: 1-4 days
Specimen Required: Collect:  One 3 mL plain red. Also acceptable: lavender (EDTA), pink (K2EDTA), or green (sodium heparin).

Transport:  2 mL serum or plasma at 2-8°C. (Min: 0.8 mL) Submit specimen in an ARUP Standard Transport Tube.

Stability:  After separation from cells: Ambient: 6 weeks; Refrigerated: 6 weeks; Frozen: 6 weeks
Reference Interval:
Therapeutic range: Not well established
Interpretive Data: The proposed therapeutic range for seizure control is 5-30 µg/mL. Pharmacokinetics of levetiracetam are affected by renal function. The relationship between serum concentrations and toxicity is not known.
CPT Code(s): 80299
 
 

 

 

 
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