High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS)
Glucophage
Plasma EDTA
***Must submit one specimen per order. Specimens cannot be shared between multiple orders.***
Specimen Type: Plasma
Collection Container/Tube: Lavender top or pink top (EDTA) (Plasma gel tubes are not acceptable)
Submission Container/Tube: Plastic vial
Specimen volume: 1 mL
Collection instructions:
1. Draw blood in an EDTA (lavender top or pink top) tube.
2. Centrifuge and aliquot 1 mL of plasma into a preservative-free plastic vial.
3. Send refrigerated (preferred)
Specimen Stability Information: Refrigerated (preferred) 30 days/Ambient 30 days/Frozen 2 years
0.5 mL
Polymer gel separation tube (SST or PST) | Reject |
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Plasma EDTA | Refrigerated (preferred) | 30 days | |
Ambient | 30 days | ||
Frozen |
Reporting limit determined each analysis.
Units: mcg/mL
Therapeutic range: Approximately 1-2 mcg/mL.
Metformin associated lactic acidosis generally has been associated with Metformin plasma concentrations exceeding 5 mcg/mL.
Monday through Sunday
This test was developed and its performance characteristics determined by NMS Labs. It has not been cleared or approved by the U.S. Food and Drug Administration.
80299
Test Id | Test Order Name | Order LOINC Value |
---|---|---|
FMETN | Metformin, Plasma | 35698-0 |
Result Id | Test Result Name |
Result LOINC Value
Applies only to results expressed in units of measure originally reported by the performing laboratory. These values do not apply to results that are converted to other units of measure.
|
---|---|---|
Z3525 | Metformin | 35698-0 |