Paroxetine, Serum/Plasma

Test Code

19559

CPT Codes
80299

Preferred Specimen

1 mL serum collected in a red-top tube (no gel), or 1 mL plasma collected in an EDTA (lavender-top) tube, or EDTA (pink-top) tube

Minimum Volume

0.4 mL

Instructions

Promptly centrifuge and separate serum or plasma into a plastic, screw-capped, preservative-free vial, using approved guidelines.

Transport Container

Plastic screw-capped vial, preservative-free

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 14 days
Refrigerated: 30 days
Frozen: 6 months

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

Polymer gel separation tube (SST^® or PST)

Methodology
Gas Chromatography (GC)

FDA Status
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the US Food and Drug Administration.

Setup Schedule

Set up: As needed; Report available: 4 days

Reference Range

See Laboratory Report

Clinical Significance

Paroxetine (Paxil^®) is a psychiatric drug indicated for the treatment of depressive illness. Its clinical efficacy is similar to that of the traditional antidepressants but is reported to produce fewer side effects. Paroxetine's pharmacological effects are thought to be mediated through inhibition of serotonin reuptake in the brain.

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.