Test Details

Mnemonic

CHLRP

Ordering Code

1750980

CPT-4 Code(s)

80346 (G0480)

Specimen Information

Collect

Red top
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Specimen Preparation

Centrifuge, separate serum from cells and send 1.0 mL serum refrigerated in an amber screw capped plastic vial. PROTECT FROM LIGHT.
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Alternate Specimen

Plasma: Lavender EDTA, gray sodium fluoride, potassium oxalate
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Minimum Volume

0.2 mL
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Transport Temperature

Refrigerated
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Rejection Criteria

Serum separator tube (SST), not protected from light
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Stability

Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 14 days
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Methodology

High Performance Liquid Chromotography/Tandem Mass Spectrometry
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Reference Range

Chlordiazepoxide
Therapeutic: 100 – 3000 ng/mL
Toxic Range: >5000 ng/mL
Nordiazepam: 100 – 1000 ng/mL
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Performing Laboratory

Warde Medical Laboratory
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