ARUP's Laboratory Test Directory

Clonazepam : 0090055

Mnemonic: CLON

Methodology: Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed: Sun-Sat
Reported: 1-2 days
Specimen Required: Collect: Plain red. Also acceptable: Lavender (EDTA), pink (K2EDTA), green (sodium heparin), gray (sodium fluoride/potassium oxalate). Avoid use of separator tubes and gels.

Specimen Preparation: Transfer 2 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature: Refrigerated.

Stability (collection to initiation of testing): After separation from cells: Ambient: 6 weeks; Refrigerated: 6 weeks; Frozen: 2 months
Reference Interval:
Dose-Related Range:
10-75 ng/mL - based on dosages up to 6 mg/d
Toxic: >100 ng/mL
CPT Code(s): 80154
Cross References: Klonopin (Clonazepam), Rivotril (Clonazepam)
 
 

 

 

 
All ARUP Sites:        www.aruplab.com     ·     www.arupconsult.com     ·     www.arup.utah.edu     ·     www.childx.org     ·     www.utahblood.org