Clonazepam Drug Level
Label Mnemonic: CLON
Epic Lab Code: LAB466
Downtime Form: A-1a Therapeutic Drug Assay Requisition
Commercial Mail-out Laboratory
5231 RCP
356-8593
Specimen(s):
Serum
Specimen Instructions:
Timing of specimen collection: Pre-dose (trough) draw - At steady state concentration.
Collection Medium:
Red top tube 5 mL (Clot Activator)
Minimum:
Preferred Minimum: 2.0 mL serum
Absolute Minimum: 1.0 mL serum
Rejection Criteria:
Gel separator tubes. Plasma or whole blood collected in light blue (sodium citrate).
Turn Around Time:
1-5 days upon receipt at reference laboratory.
Reference Range:
Dose-Related Range: 20 - 70 ng/mL Dose (Adult) 1 - 8 mg per day Toxic = > 80 ng/mL
Interpretive Data:
Adverse effects may include drowsiness, headache, fatigue and ataxia.
Methodology:
Quantitative Liquid Chromatography/Tandem Mass Spectrometry
CPT Code:
80346