Test directory: Nortriptyline

Ordering Code400
Test NameNortriptyline
AliasAventyl
Preferred SpecimenSerum
Preferred ContainerPlain (Red)
No gel barrier tubes.
Other Specimen/ContainerPlasma in EDTA, K2 (Lavender),
Plasma in Lithium Heparin (Green),
Plasma in Sodium Heparin (Green)
Optimum Volume3 mL
Collection InstructionsDo Not use SST or PST
Optimum time to collect sample is 10-14 hours post oral dose
Handling InstructionsSeparate serum promptly
Transport RequirementsOahu: Refrigerated
Airline: Refrigerated
Specimen StabilityAmbient: 5 Days
Refrigerated: 7 Days
Frozen: 1 Month
Rejection CriteriaGel barrier tube, Hemolyzed, Lipemic
Avail. StatNO
Analytic TimeUp to 7 Days
MethodologyLiquid Chromatography Tandem Mass Spectrometry (LC/MS/MS)
Reference Lab Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of May 1, 2024.
ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
NortriptylineALLSee report.