Primidone, Phenobarbital and PEMA, Serum/Plasma

Message

For Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.

Test Code

PRIMPP

CPT Codes
80184, 80188

Preferred Specimen

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

Minimum Volume

0.2 mL

Other Acceptable Specimens

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

Instructions

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

Transport Container

Transport tube

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 30 days
Refrigerated: 30 days
Frozen: 18 months

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

Serum separator tube (SST) • Polymer gel separation tube

Methodology
High Performance Liquid Chromatography (HPLC)

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: 8 days

Report Available

8 Days

Reference Range

See Laboratory Report

Clinical Significance

Therapeutic drug monitoring.

Performing Laboratory
National Medical Services
200 Welsh Rd
Horsham, PA 19044

Last Updated: December 6, 2021

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.