|Available:||Daily, 24 hours|
|Turnaround:||Routine: 3 hours, STAT: 30 minutes|
|Container:||3 mL green top tube or green microtainer (sodium heparin)|
|Temperature:||Transported to lab within 15 minutes.|
|Normal:||Therapeutic: 50-100 g/mL.|
Toxic: >100-150 g/mL.
Seizure control may improve at levels over 100 g/mL, but toxicity may occur.
|Uses:||Monitoring of therapeutic levels. Trough immediately before next dose.|
|Method:||PETINIA (Particle enhanced turbidimetric inhibition immunoassay)|
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