Test Overview
Test Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Test Usage
Therapeutic Drug Monitoring
Reference Range *
1 - 2 ng/mL Sedation has been associated with serum clonidine concentrations greater than 1.5 ng/mL.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Daily
Analytic Time
6-9 days
Soft Order Code
MMLR
Synonyms
- Catapres
Laboratory
Sendout
Reference Laboratory
Mayo FCLON (91107) (MedTox 406)
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in a red or green top tube; do not use SST or PST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.
Special Handling
DO NOT USE SST OR PST TUBE
Normal Volume
5 mL serum or plasma
Minimum Volume
1.2 mL serum or plasma
Rejection Criteria
SST or PST tube not acceptable.
Additional Information
Test sent to Mayo Medical Laboratories; performed by MedTox Laboratories.
Billing
CPT Code
80299
Fee Code
20492
LOINC
3495-9