Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (2) (-) Fluid (1) Serum or Plasma (4) Urine (1) Test Area Exposure (1) (-) Therapeutics (1) Test Category Analgesics (4) Anesthetics (1) Antianxiety (1) Antidepressants (2) (-) Antidiabetics (1) Antiepileptics/Antiseizures (1) Antihistamines (1) Antihypertensives (1) Antimicrobials (1) Mood Stabilizers (1) Muscle Relaxants (2) Sedative/Hypnotics (2) Test Sub-Category Other (1) Test Test Name 2740FL Metformin, Fluid