Phenobarbital Level

Test Code
Pheno

Alias/See Also
PHENO|PHENOBARBITAL|PHENOB

Preferred Specimen
SERUM

Minimum Volume
1

Instructions
Draw blood in a plain, red-top tube or an serum gel tube. Spin down within 2 hours of draw as prolonged contact with separator gel may affect results, and send 1 mL of serum in a polypropylene vial.

Transport Container
SST

Transport Temperature
Room Temperature

Setup Schedule
Monday through Sunday

Reference Range
Both Genders, Age Range 0-150 Years, Normal 15.0-40.0 ug/mL

Performed By
LabFirst



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.