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HelpTest Code PARO Paroxetine, Serum
Reporting Name
Paroxetine, SUseful For
Monitoring paroxetine therapy
Identifying noncompliance, although regular blood level monitoring is not indicated in most patients
Identifying states of altered drug metabolism when used in conjunction with CYP2D6 genotyping
Method Name
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
Serum RedSpecimen Required
Collection Container/Tube: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. Draw blood before next scheduled dose.
2. Centrifuge and remove serum from cells within 2 hours of collection.
Specimen Minimum Volume
0.4 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/mL
Day(s) and Time(s) Performed
Thursday; 4 p.m.
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.CPT Code Information
80299
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| PARO | Paroxetine, S | 9699-0 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 83731 | Paroxetine, S | 9699-0 |
Forms
If not ordering electronically, complete, print, and send a Therapeutics Test Request (T831) with the specimen.