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Test Code DULOX Duloxetine, Serum

Additional Codes

Hospital Order Code
Lab2608   MISMGO

 

Reporting Name

Duloxetine, S

Useful For

Monitoring duloxetine serum concentration during therapy

 

Evaluating potential duloxetine toxicity

 

Evaluating patient compliance

Method Name

Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum Red


Specimen Required


Collection Container/Tube: Red top (serum gel/SST are not acceptable)

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions:

1. Draw blood immediately before the next scheduled dose (trough).

2. Centrifuge and aliquot serum into plastic vial within 2 hours of collection.


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Red Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Reject Due To

Gross hemolysis OK
Gross lipemia OK
Gross icterus OK
 

Reference Values

30-120 ng/mL

Day(s) Performed

Wednesday

CPT Code Information

80299

LOINC Code Information

Test ID Test Order Name Order LOINC Value
DULOX Duloxetine, S 46227-5

 

Result ID Test Result Name Result LOINC Value
89305 Duloxetine, S 46227-5

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

Report Available

1 to 8 days

Forms

If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.