Buspirone, Serum/Plasma

Test Code

FBUS

Quest Code

3492

Preferred Specimen

1 mL serum collected in a red-top tube (no gel)

Minimum Volume

0.4 mL

Other Acceptable Specimens

Plasma collected in: EDTA (lavender-top) tube or EDTA (pink-top) tube

Instructions

Peak serum levels are recommended when monitoring patients because the level in the blood drops so rapidly that many negative results are found at the trough. The peak occurs at 40 to 90 minutes post dose.

Transport Container

Transport tube

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 30 days
Refrigerated: 30 days
Frozen: 4 months

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Serum separator tube (SST) • Polymer gel separator tube (PST)

Methodology
High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS)

Setup Schedule

Mon, wed, fri

Reference Range

See Laboratory Report

Performing Laboratory

NMS Labs

200 Welsh Road

Horsham, PA 19044

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.