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Levetiracetam Level (Keppra)

Test Name:Levetiracetam Level (Keppra)
Epic Order Code:LAB477
CPT Code:83520  
Specimen(s) Type:Serum; 1.0 mL
Acceptable Container(s):Top is red.
Testing Schedule:Monday-Friday, 7 a.m.-4:30 p.m.
Turn Around Time:STAT: 30 minutes
 Routine: 1 hour
Collection Information:No special patient preparation is required. Obtain specimen by standard collection procedures. Do not collect in serum separator tubes.
Transport Information:Deliver to lab immediately. All specimens must be signed into the laboratory.
Reference Clients:If unable to deliver to the lab within 1 hour, centrifuge the specimen and remove serum from the cells. Store and transport at 2-8° C within 7 days.
Causes for Rejection:Improperly labeled, incorrect container, contaminated, insufficient quantity, incorrect/delay in transport.
Reference Range:Trough: 6 - 20 µg/mL
 Random: 12 - 46 µg/mL
Additional Information:Although this medication exhibits a wide therapeutic index, patients should be evaluated for toxicity and managed individually.