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Clonazepam-1992

Test info

Test name:

Clonazepam

Test number:

1992

Excellian order number:

80154.4

Abbreviation:

CLN

Alternate names:

Klonopin

Useful for:

Therapeutic drug management

Specimen

Specimen type:

Serum

Collection container:

Red serum vial/tube, 5 mL

Volume:

1.0 mL

Minimum volume:

0.2 mL

Collection instructions:

Trough levels are most reproducible

Processing instructions:

Allow sample to clot
Spin within two (2) hours of sample collection
Transfer serum to a Amber vial/tube with cap - 12mL (MedTox), labelled as serum

Transport container:

Amber transfer vial/tube - 12 mL (LabCorp)

Alternate specimen type:

Heparin plasma

Alternate collection container:

Dk green heparin (Li or Na), no gel

Alternate processing instructions:

Spin within two (2) hours of sample collection
Transfer serum to a Amber vial/tube with cap - 12mL (MedTox), labelled as the appropriate plasma type

Transport and stability:

Protect from light

Refrigerate (preferred)

Ambient - 3 days

Frozen (OK)

Reason for rejection:

Gel-barrier tubes are not recommended

Performance

Performing lab:

MedTox Laboratories (453): R-MX

Days set up:

Daily

TAT:

5 - 6 days

Method:

Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

Clinical and Interpretive info

Reference ranges:

20 - 70 ng/mL

Billing

CPT codes:

G0480

Subject to medical necessity (Y/N):

Yes

LCD/NCD:

Medical necessity

Tracking

Date created:

11/30/2001

Revised date:

12/28/2023

Review date:

12/28/2023