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Test Code PHENOSTAT PHENOBARBITAL

Important Note

Include:

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

Additional Codes

Luminal

Methodology

Architect

Specimen Requirements

SERUM

Container/Tube: Red Top Tube 

Specimen Volume: 1 mL (minimum 0.5 mL)

Collection Instructions:

  1. Allow specimen to clot completely. Separate serum from cells within 2 hours and place in separate plastic tube and cap immediately.
  2. Properly label tube with patients name, DOB, requisition number and type of tube, i.e. RED.

Specimen Rejection

  1. Grossly hemolyzed specimens

Specimen Transport Temperature

Refrigerate: 2 hours on cells, 7 days poured off

Day(s) Test Set Up

Daily

Maximum Laboratory Time

Daily, 24-48 hours

Reference Values

Phenobarbital             mcg. / mL

 

Therapeutic                   15.0 - 40.0

 

Toxic                                 > 60.0

Performing Laboratory

North Valley Hospital Laboratory-Chemistry

Test Classification and CPT Coding

80184