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Test Code N.PHENO PHENOBARBITAL

Important Note

Include:

  • Current Phenobarbital dosage mcg / mL
  • Date and Time of last dose.

Methodology

ALINITY

Specimen Requirements

SERUM OR LITHIUM HEPARIN

Container: SST OR GREEN

Specimen Collection: 1 mL (minimum 0.5 mL)

  1. Properly label tube with patients name, DOB, requisition number and type of tube, i.e. SST OR LIHEP

 

Specimen Rejection

  1. Grossly Hemolyzed specimens

 

Maximum Laboratory Time

Daily, 24 - 48 hours

Specimen Transport/Stability

Refrigerated: 2 hours on cells, 7 days poured off

Test Classification and CPT Coding

80184

Reference Ranges

Phenobarbital                   ug/ml    
Therapeutic Range                15.0 - 40.0
Newborn                15.0 - 40.0
19 yrs                15.0 - 40.0
                    

CRITICAL VALUE:   REFER TO LH-W CRITICAL VALUES POLICY

Day(s) Test Set Up

Daily