Test Overview
Test Methodology
Kinetic Immunoassay (KIMS)
Test Usage
Monitor therapeutic drug level; evaluate phenobarbital toxicity.
Reference Range *
15-40 mcg/mL. Toxic > 60 mcg/mL.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Daily, 24 hours
Analytic Time
2 hours
Soft Order Code
PHENO
MiChart Code
Phenobarbital Level
Synonyms
- Luminal
- Phenobarb
- Phenobarbital Level, Blood
- PHENO
- PHENOBARBITAL
- PHENOBARBITAL LEVEL
Laboratory
Chemical Pathology
Section
Automation
STAT Availability
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
Specimen Requirements
Collection Instructions
Collect blood in a SST tube. Centrifuge, aliquot serum into a plastic vial, and refrigerate.
Alternate Specimen
Red top, Green top (heparin) or Lavender top tube.
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Billing
CPT Code
80184
Fee Code
JA027
LOINC
3948-7