Days Set Up
Thursday
Analytic Time
4 hours
MiChart Code
Nortriptyline Level
Soft Order Code
NORT
Test Updated:
Synonyms
Aventyl
Pamelor
Tricyclics, Nortriptyline
NORT
NORTRIPTYLINE
NORTRIPTYLINE LEVEL
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Test Overview
Test Methodology
Liquid Chromatography - Tandem Mass Spectrometry (LC-MS/MS)
Test Usage
Monitor therapeutic drug levels; monitor patient compliance; evaluate nortriptyline toxicity
Reference Range
Therapeutic: 50-150 ng/mL, Toxic: > 500 ng/mL.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Billing Information
CPT Code
80335
Pro Fee Code
LOINC
3872-9