Clozapine

Test Code: TD_5825
CPT Code(s): 80159

$49

Test Details

Alternative Name(s)

Clozaril

Test Includes

Clozapine

Methodology

Liquid chromatography-tandem mass spectrometry (LC-MS/MS)

Rejection Criteria

Gross hemolysis
Samples collected in serum separator tube

Reference Range(s)

By Report

Specimen Requirements

Preferred Specimen

Plain red top tube

Minimum Volume

0.2 mL serum or plasma

Sample Stability

3 days room temperature
8 days refrigerated
1 month frozen

Transport Temperature

Refrigerated

Collection Instructions

Allow sample to clot in an upright position for at least 60 minutes, then centrifuge sample and transfer serum to a plastic transport tube within 2 hours of collection. Clearly label tube as serum from a plain red top tube. Refrigerate.

Alternative Specimen

0.5 mL EDTA (lavender top) or sodium fluoride/potassium oxalate (gray top) plasma. Centrifuge sample and separate plasma from cells immediately. Transfer plasma to a plastic transport tube. Clearly label tube as EDTA or fluoride plasma. Refrigerate.