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Back to Test Catalogue
Test ID: ALPRAZQST SP

Alprazolam (Xanax), Serum/Plasma

Test Overview

Method

Liquid chromatography-tandem mass spectrometry (LC-MS/MS)

Result Included

Alprazolam

Aliases/Synonyms

Xanax

Specimen

Specimen Type

Avoid gel separator tubes
Serum
Plasma

Containers

Preferred Containers

Red top (no additive)

Acceptable Containers

Lavender top (EDTA); Green top (sodium heparin)

Volume

Sample Volume

2 mL

Minimum Volume

1 mL

Specimen Comment

Avoid gel separator tubes.

Collection & Handling

Collection Instructions

Collect at trough concentration.

Handling Information

Store and send cold.

Stability

Ambient Refrigerated Frozen
5 days 14 days Not established

Rejection Criteria

Criteria Specification
Specimen Gel-separator tubes

Performance & Interpretation

Turnaround Time

8 days

Results

Name
Units
Reference Range
Conversion
  1. Alprazolam
    ng/mL
    10 - 50

Referral Location

Out-of-Country

Interface & Setup

HL7 Interface Codes

Order Code Result Name Result Codes Units
ALPRAZQST SP ALPRAZOLAM, QN, S/P 63873 ng/mL

Test Version

Last Updated

2023-03-30