Olanzapine


Sunquest Code:OLAN  
Epic Code:LAB3646Epic Name:Olanzapine
Synonyms:Zyprexa
Methodology:Liquid chromatography/Tandem mass spectrometry
CPT Code:80342
Turnaround Time:Specimens are sent to reference laboratory Mon-Fri; results are reported within 3 days.


Collection Instructions

Specimen:Blood
Optimal Volume:4 mL
Minimum\Peds Volume:1.0 mL
Container:Red (no gel) (Green (lithium heparin, no gel), Green (sodium heparin, no gel))
Collection Instructions:Trough levels are most reproducible.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 2 mL, 0.4 mL minimum. Store at room temperature.
Shipping Instructions:Ship at room temperature.
Test Performed at or Referral Lab Lab Sendouts  (MedTox)
Referral Lab number:756


Interpretive

Reference Range:10.0-80.0 ng/mL. Expected steady state concentrations in patients on recommended daily dosages: 10.0 - 80.0 ng/mL. Plasma concentrations of olanzapine greater than 9.0 ng/mL have been associated with therapeutic effect. Toxic range has not been established.


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