ARUP's Laboratory Test Directory

0097908: Zonisamide

Test Mnemonic: ZONI
Methodology: Immunoassay

Performed: Mon-Fri

Reported: 1-4 days

Specimen Required:  
Collect: One 3 mL plain red, lavender (EDTA), pink (K2 EDTA), or green (sodium or lithium heparin).

Transport: 1.5 mL serum or plasma at 2-8°C.  (Min: 0.8 mL) Submit specimen in an ARUP Standard Transport Tube.

Remarks: Separate serum or plasma from cells ASAP.

Unacceptable Conditions: Separator tubes.

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 10-40 µg/mL.  Concentrations that exceed 80 µg/mL may contribute to adverse effects.  Pharmacokinetics varies widely, particularly with co-medications and/or compromised renal function.



CPT Code(s):
80299

 

 

 
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