Zolpidem, serum or plasma

CPT: 80299

Synonyms

Ambien®; Edluar®; Intermezzo®


Expected Turnaround Time

3 days


Related Information

In-house validated method


Specimen Requirements


Specimen

Serum or plasma


Volume

2 mL


Minimum Volume

0.5 mL


Container

Red-top (no additive) tube or green-top (heparin) tube. Gel-barrier tubes are not recommended.


Collection

Transfer separated serum or plasma to a plastic transport tube.


Storage Instructions

Submission/transport (<3 days): Room temperature. For storage beyond three days, specimen should be refrigerated or frozen.


Test Details


Use

Therapeutic Drug Management


Methodology

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


Reference Interval

Expected hypnotic zolpidem concentrations in patients taking recommended daily dosages: up to 250 ng/mL. Toxic range has not been established.