Levetiracetam (Keppra(R)), Serum
Test Code: 716936
Performing Lab: LabCorp
CPT Code: 80177 001
Synonym
Keppra XR(TM); Keppra (R)
Specimen Type
Serum OR plasma
Specimen Container
Red-top tube, lavender-top (EDTA) tube or green-top (sodium heparin or lithium heparin) tube. Do not use a gel-barrier tube. The use of gel-barrier tubes is not recommended due to slow absorption of the drug by the gel. Depending on the specimen volume and storage time, the decrease in drug level due to absorption may be clinically significant.
Volume
1 mL
Minimum Volume
0.2 mL
Specimen Handling
Transfer separated serum or plasma to a plastic transport tube within 2 hours of draw.
Unacceptable Conditions
Gel-barrier tube
Temperature
Maintain specimen at room temperature.
Methodology
Automated Immunoassay
Stability
Room Temperature: 14 days
Refrigerated: 7 days
Frozen: Up to 28 days
Refrigerated: 7 days
Frozen: Up to 28 days
| Result Code | Result Name | LOINC |
|---|---|---|
| 716937 | Levetiracetam, S | 30471-7 |
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