Kratom (Mitragynine), Screen and Confirmation, Urine
Use
Detect presence of the kratom alkaloid mitragynine, which has both stimulant and opioid effects
Special Instructions
Test employs initial presumptive testing by immunoassay at a threshold of 5.0 ng/mL, followed by confirmation through liquid chromatography/tandem mass spectrometry (LC/MS-MS) for any presumptive positives at a lower threshold of 1.0 ng/mL.
Limitations
The performance characteristics of this test were determined by Labcorp but have not been cleared or approved by the FDA. Results may vary based on sample contaminants or other interferents not identified during screening. Additional factors such as hydration status or metabolites may influence detection limits.
Methodology
Mass Spectrometry
Biomarkers
LOINC Codes
- 75649-4
- 72732-1
- 75643-7
Result Turnaround Time
5-10 days
Related Documents
For more information, please review the documents below
Specimen
Urine
Volume
10 mL
Minimum Volume
1 mL
Container
Plastic urine container without preservative
Storage Instructions
Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.
Causes for Rejection
Urine from preservative tube