ARUP's Laboratory Test Directory

Metformin Quantitation, Serum or Plasma : 0092390

Mnemonic: METFORM SP

Methodology: Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed: Varies
Reported: 3-10 days
Specimen Required: Collect: Plain red, lavender (EDTA), or pink (K2EDTA).

Specimen Preparation: Separate from cells within 2 hours. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.3 mL)

Storage/Transport Temperature: Refrigerated.

Unacceptable Conditions: Separator tubes.

Stability (collection to initiation of testing): After separation from cells: Ambient: 1 month; Refrigerated: 1 month; Frozen: 1 month

Reference Interval:
By report
CPT Code(s): 80299
Cross References: Glucophage (Metformin Quantitation, Serum or Plasma)