- YXANX
Xanax (Alprazolam)
Specimen:
Test Code
YXANX
Specimen Name
Xanax (Alprazolam)
Collect
1-Plain Red Top
Also Acceptable: Green (Na-Heparin), Pink (K2EDTA)
Also Acceptable: Green (Na-Heparin), Pink (K2EDTA)
Submit
2 mLs (Min. 1mL) Serum or Plasma Refrigeratred
Special Handling
Separate serum or plasma from cells within 2 hours of collection. Transfer serum or plasma to transport tube.
Rejection Criteria
Gel separator tubes. Plasma or whole blood collected in light blue (sodium citrate). Hemolyzed specimens.
Stability
After separation from cells: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: 3 years (Avoid repeated freeze/thaw cycles)
Methodology
Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed
Tuesday/Friday
Reported
3-9 days
CPT Codes
- 80346
Components
—
Additional Information
Patient Preperation: Timing of specimen collection: Predose (trough) draw at steady state concentration.
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Common Lab Definitions
- Serum
- Plasma
- STT