Test directory: Mexiletine

Ordering Code 100
Test Name Mexiletine
Alias Mexitil
Preferred Specimen Serum
Preferred Container Plain (Red)
No gel barrier tubes.
Other Specimen/Container Plasma in EDTA, K2 (Lavender),
Plasma in Sodium Heparin (Green)
Optimum Volume 2 mL
Collection Instructions Do Not use SST or PST
Transport Requirements Oahu: Refrigerated
Airline: Refrigerated
Specimen Stability Ambient: 2 Weeks
Refrigerated: 2 Weeks
Frozen: 5 Months
Rejection Criteria Gel barrier tube
Avail. Stat NO
Analytic Time Up to 2 Weeks
Nichols sends this test out to a reference lab.
Methodology Gas Chromatography (GC)
Reference Lab  Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of June 29, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Mexiletine ALL See report.