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HelpTest Code DULOX Duloxetine, Serum
Reporting Name
Duloxetine, SUseful For
Monitoring duloxetine serum concentration during therapy
Evaluating potential duloxetine toxicity
Evaluating patient compliance
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Serum RedSpecimen 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 | Special Container |
|---|---|---|---|
| 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/mLDay(s) Performed
Wednesday
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.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 |
Report Available
1 to 8 daysForms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.