Duloxetine, Serum/Plasma

Test Code

16823

CPT Codes
80299

Preferred Specimen

1 mL plasma collected in EDTA (lavender-top) or pink-top tube

Minimum Volume

0.4 mL

Other Acceptable Specimens

Serum collected in a red-top tube (no gel)

Instructions

Promptly centrifuge and separate serum or plasma into a plastic screw capped vial using approved guidelines. Ensure that container remains tightly sealed.
Duloxetine in serum/plasma requires light protection when submitted at room temperature.

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 30 days
Refrigerated: 30 days
Frozen: 1 year

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

Polymer gel separation tube (SST or PST)

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

Setup Schedule

Set up: As needed; Report available: 8 days

Reference Range

See Laboratory Report

Clinical Significance

Antidepressant.

Performing Laboratory
NMS Labs
200 Welsh Rd
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.