ARUP's Laboratory Test Directory

Amitriptyline and Nortriptyline : 0090158

Mnemonic: AMIT/NORT

Methodology: Quantitative Liquid Chromatography-Tandem Mass Spectrometry
Performed: Sun-Sat
Reported: 1-3 days
Specimen Required: Collect: Plain red. Also acceptable: Lavender (K2 or K3EDTA) or pink (K2EDTA).

Specimen Preparation: Separate serum or plasma from cells within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature: Refrigerated.

Unacceptable Conditions: Whole blood. Gel separator tubes, light blue (citrate), or yellow (SPS or ACD solution).

Stability (collection to initiation of testing): After separation from cells: Ambient: 5 days; Refrigerated: 2 weeks; Frozen: 6 months

Reference Interval:
Therapeutic Range:
Total drug: 95-250 ng/mL
Toxic: > 500 ng/mL
Note: Report includes individual values for amitriptyline, nortriptyline, and total.
CPT Code(s): 80152 Amitriptyline; 80182 Nortriptyline
Cross References: Amitriptyline/Nortriptyline Fractionation (Amitriptyline & Nortriptyline), Elatrol (Amitriptyline & Nortriptyline), Elavil (Amitriptyline & Nortriptyline), Endep (Amitriptyline & Nortriptyline), Etrafon (Amitriptyline & Nortriptyline), Laroxyl (Amitriptyline & Nortriptyline), Limbitrol (Amitriptyline & Nortriptyline), Saroten (Amitriptyline & Nortriptyline), Trepiline (Amitriptyline & Nortriptyline), Triavil (Amitriptyline & Nortriptyline), Tryptizol (Amitriptyline & Nortriptyline), Vanatrip (Amitriptyline & Nortriptyline)
 
 

 

 

 
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