Test ID: ZH278
CPT code: 80188; 80184
Specimen Type: SST or RED
Frequency: Setup: Daily; analytic time 1 day
Instructions: 0.5mL serum from SST or RED, refrigerated. Min = 0.25mL. Centrifuge within 2 hrs of coll. Must aliquot Red within 2 hrs of collection.
Text: Monitoring for appropriate therapeutic levels of primidone and phenobarbital