Chlordiazepoxide

Alphabetical Test listing

Chlordiazepoxide-37

Test name:

Chlordiazepoxide

Test number:

Excellian order number:

LAB37

Abbreviation:

CHL

Alternate names:

Chlordiazepo
Librium

Tests included:

Desmethylchlordiaz-epoxide

Useful for:

Therapeutic drug management

Specimen type:

Serum

Collection container:

Red serum vial/tube, 5 mL

Volume:

2.0 mL

Minimum volume:

1.0 mL

Collection instructions:

Trough levels are most reproducible

Processing instructions:

Allow sample to clot
Spin
Transfer serum to a Amber vial/tube with cap - 12mL (MedTox), labelled as serum
Freeze within 24 hours of collection
Protect from light

Transport container:

Amber transfer vial/tube - 12 mL (LabCorp)

Alternate specimen type:

Sodium heparin (Na hep) plasma

Alternate collection container:

Dk green Sodium heparin (Na hep), no gel

Alternate collection instructions:

Immediately following collection, mix sample thoroughly by gentle inverting 8 - 10 times, to prevent clotting

Alternate processing instructions:

Spin
Transfer plasma to a Amber vial/tube with cap - 12mL (MedTox), labelled as Na hep plasma
Freeze within 24 hours of collection
Protect from light

Transport and stability:

Protect from light

Frozen (preferred) - 2 weeks

Refrigerated - 24 hours

Performing lab:

MedTox Laboratories Inc (24): R-MX

Days set up:

Varies

TAT:

4 days

Method:

High Performance Liquid Chromatography with Ultraviolet Detection (HPLC-UV)

Reference ranges:

400 - 3000 ng/mL

CPT codes:

G0480

Subject to medical necessity (Y/N):

Yes

LCD/NCD:

Medical necessity

Date created:

11/30/2001

Revised date:

01/04/2024

Review date:

01/04/2024