Days Set Up
Monday, Wednesday, Friday
Analytic Time
8 hours
MiChart Code
Topiramate, Serum
Soft Order Code
TOPRM
Test Updated:
Synonyms
TOPIR
Topiramate, Serum
Topamax
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Test Overview
Test Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Test Usage
Measurement of topiramate serum concentration is useful for monitoring dosage compliance and to guide dose adjustment during co-therapy with phenytoin or carbamazepine.
Reference Range
5.0 - 20.0 mcg/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Billing Information
CPT Code
80201
Pro Fee Code
LOINC
17713-9