Analytic Time
1 - 5 days
Soft Order Code
MMLR
Test Updated:
Synonyms
Levodopa
Carbidopa
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Test Overview
Test Methodology
High Performance Liquid Chromatography (HPLC)
Test Usage
Therapeutic drug monitoring.
Reference Range
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Collection Offsite
Collect specimen in a red top or lavender top tube. Centrifuge, aliquot serum or plasma into a plastic vial and freeze immediately. Plasma is also acceptable.
Normal Volume
2 ml serum or plasma
Minimum Volume
2 ml serum or plasma
Billing Information
CPT Code
80375
Pro Fee Code
LOINC