Perphenazine


Sunquest Code:PERP  
Epic Code:LAB3160Epic Name:Perphenazine Level
Synonyms:Trilafon
Methodology:Liquid chromatography/tandem mass spectrometry
CPT Code:80342
Turnaround Time:Specimens are sent to reference laboratory Mon-Fri; results are reported within 5 days.


Collection Instructions

Specimen:Blood
Optimal Volume:6 mL
Minimum\Peds Volume:1.4 mL
Container:Red (no gel) protect from light (Green (sodium heparin, no gel or lithium heparin, no gel) protect from light)
Collection Instructions:Trough levels are the most reproducible.
Causes for Rejection:Results may be altered if collected in gel tube.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 3 mL, 0.6 mL minimum. Protect from light. Store at room temperature.
Shipping Instructions:Ship at room temperature.
Test Performed at or Referral Lab Lab Sendouts  (MedTox)
Referral Lab number:91


Interpretive

Critical Range:50 ng/mL or greater
Reference Range:5-30 ng/mL; low dose therapeutic: 0.5-2.5 ng/mL


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