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Test Code LAB20408 Clozapine

Department

Send Outs

Reference Lab Test Number

CLOZA

Refer To

Warde Medical Laboratory

Primary Collection Container

Red (No Gel)

Transport

Serum Refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Spin, separate and send 1.0 mL in a screw-capped plastic vial.

Stability

Ambient: 48 hours

Refrigerated: 7 days

Frozen 14 days

Minimum Testing Volume

0.5 mL

Reference Range

Clozapine: 200-700 ng/mL

Clozapine toxic level: >1000 ng/mL

Norclozapine: 200-700 ng/mL

Methodology

Liquid Chromatography/Tandem Mass Spectrometry

Performed

Monday-Friday

Reported

3-4 days

CPT Codes

80159

Unacceptable Conditions

SST