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 (1) Fluid (1) Serum or Plasma (1) Urine (1) Test Area (-) Therapeutics (1) Test Category Anesthetics (1) Antianxiety (1) Antiarrhythmics (2) (-) Antidiabetics (1) Antiepileptics/Antiseizures (1) Antineoplastics (2) Antipsychotics (1) Antithyroids (1) Immunosuppressants (1) Muscle Relaxants (2) NMDA Antagonists (1) Sedative/Hypnotics (1) Stimulants (1) Test Sub-Category (-) Other (1) Test Test Name 2740B Metformin, Blood