Amitriptyline, Confirmation, Serum

TEST CODE

200250

CPT

80335

Expected
Turnaround Time

24-48 hours

Patient Preparation

Fasting specimen is preferred but not necessary

Specimen Requirements

Specimen

Serum

Volume

1 mL

Container

Serum: Red top - gel free tube; white-top transfer tube

Preparation

Serum: Red top - gel free tube, spun down and separated; transfer to white-top transfer tube

Stability

Serum: Room Temperature - 96 hours; Refrigerated - 1 week

Storage Instructions

Room temperature is acceptable for shipping and/or short-term storage (three days); refrigerated or frozen specimen is also acceptable

Methodology

LCMS/MS analysis with AB Sciex 6500 Qtrap

Rejection Criteria

Received outside stability window; Incorrect sample type; Incorrect collection device; name discrepancy; no name on sample

Amitriptyline

Nortriptyline