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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 Transport/Stability

Refrigerated: 2 hours on cells, 7 days poured off

Specimen Rejection

  1. Grossly Hemolyzed specimens

 

Maximum Laboratory Time

Daily, 24 - 48 hours

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

Test Classification and CPT Coding

80184