O-Desmethylvenlafaxine
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Venlafaxine and Metabolite (UPLC-MS/MS), Serum/Plasma
Test ID: VENLA S
Test
Aliases/Synonyms
Method
Ultra performance liquid chromatography and tandem mass spectrometry (UPLC-MS-MS)
Report Includes
Venlafaxine; Norvenlafaxine; Venlafaxine + Norvenlafaxine
Specimens
Serum; Plasma (EDTA)
Important Note: TEST ID: VENLA S
Non-interfaced clients should specify the Test ID VENLA S to order this test.
A similar test is offered with faster turnaround time by a non-Canadian supplier lab: Venlafaxine, Serum
Important Note: TEST ID: VENLA S
Non-interfaced clients should specify the Test ID VENLA S to order this test.
A similar test is offered with faster turnaround time by a non-Canadian supplier lab: Venlafaxine, Serum
Test Location
Laboratoire de toxicologie, 945 ave Wolfe, Quebec, QC G1V 5B3
Test Version
21-Mar-2023
Specimen
Specimens
Serum; Plasma (EDTA)
Important Note: TEST ID: VENLA S
Non-interfaced clients should specify the Test ID VENLA S to order this test.
A similar test is offered with faster turnaround time by a non-Canadian supplier lab: Venlafaxine, Serum
Important Note: TEST ID: VENLA S
Non-interfaced clients should specify the Test ID VENLA S to order this test.
A similar test is offered with faster turnaround time by a non-Canadian supplier lab: Venlafaxine, Serum
Collection Containers
Preferred
Lavender top (EDTA)
Acceptable
Red top (no additive)
Sample Volume
1 mL
Minimum Volume
0.3 mL
Collection & Handling
Handling Information
Store and send cold or frozen.
Stability
| Refrigerated | 2 weeks |
|---|---|
| Frozen | 1 month |
Test Version
21-Mar-2023
Performance / Interpretation
Method
Ultra performance liquid chromatography and tandem mass spectrometry (UPLC-MS-MS)
Turnaround Time
20 days
Results
| Name | Units | Reference Range | Conversion Factor | |
|---|---|---|---|---|
| Norvenlafaxine | µmol/L | |||
|
Reported detection limit: 0.030 µmol/L
|
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| Venlafaxine | µmol/L | |||
|
Reported detection limit: 0.030 µmol/L
|
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| Venlafaxine + Norvenlafaxine | µmol/L |
|
||
|
Reported detection limit: 0.030 µmol/L
|
||||
Test Location
Laboratoire de toxicologie, 945 ave Wolfe, Quebec, QC G1V 5B3
Test Version
21-Mar-2023
Interface / Setup
HL7 Interface Codes
| Order Code | Result Codes | Units |
|---|---|---|
| VENLA S | 23976Norvenlafaxine (metabolite) | umol/L |
| 23978Venlafaxine | umol/L | |
| 23980Venlafaxine+Norvenlafaxine | umol/L |
Test Version
21-Mar-2023