Test Code LAB0201046 Phenobarbital, Plasma
Methodology
Enzyme Immunoassay (EIA)
Performing Laboratory
CentraCare Laboratory Services
Specimen Requirements
Specimen Type: Plasma
Container/Tube:
Preferred: Green top (lithium heparin/PST)
Acceptable: Serum (Gold/SST, Plain Red Top), Na Heparin plasma (label specimen appropriately)
Specimen Volume:0.5 ml
Specimen Minimum Volume: 0.25 ml
Specimen Transport Temperature
Refrigerated
Reference Values
Therapeutic concentration: 20-40 mcg/mL
Toxic concentration (automatic
call-back): ≥55 mcg/mL
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
80184