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Mayo Clinic Laboratories

Test Code Epic LAB2278 Alprazolam (Xanax)

Additional Codes

SQ code XANAXM

Mayo code FALPX

Reporting Name

Alprazolam (Xanax)

Specimen Type

Varies

Performing Laboratory

Medtox Laboratories, Inc.


Specimen Required


Submit only 1 of the following specimens:

 

Serum

Draw blood in a plain, red-top tube(s), serum gel tube is not acceptable. Spin down and send 2 mL of serum refrigerated in a plastic vial.

 

Plasma

Draw blood in a green-top sodium heparin tube(s), plasma gel tube is not acceptable. Spin down and send 2 mL of plasma refrigerated in a plastic vial.


Specimen Minimum Volume

1.0 mL

Specimen Stability Information

Specimen Type Temperature Time
Varies Refrigerated (preferred) 14 days
  Frozen  180 days
  Ambient  72 hours

Reference Values

5 – 25 ng/mL

 

Reporting Limit: 2.0 ng/mL

Day(s) Performed

Monday through Sunday

Test Classification

In-house validated method

CPT Code Information

80346

LOINC Code Information

Test ID Test Order Name Order LOINC Value
FALPX Alprazolam (Xanax) 59611-4

 

Result ID Test Result Name Result LOINC Value
FALPX Alprazolam (Xanax) 59611-4

Reject Due To

Hemolysis NA
Lipemia NA
Icterus NA
Other Serum gel, Plasma gel

Method Name

Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)

Report Available

5 to 9 days

Secondary ID

75156