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 (6) (-) Fluid (1) Serum or Plasma (11) Urine (1) Test Area Therapeutics (1) Test Category Alcohols (1) Analgesics (20) Anesthetics (2) Antianxiety (5) Antiarrhythmics (1) Antidepressants (9) (-) Antidiabetics (1) Antiepileptics/Antiseizures (6) Antihistamines (3) Antihypertensives (4) Antimicrobials (2) Antipsychotics (5) Biomarkers (2) Bronchodilators (1) Cholinesterase Inhibitors (1) Depressants (6) Diagnostic Aids (3) Drugs of Abuse (4) Drugs of Abuse, Therapeutics (2) Electrolytes (1) Emetics (1) Hallucinogens (2) Metals/Elements (16) Mood Stabilizers (1) Muscle Relaxants (5) Pesticides/Insecticides (1) Psychoactives (2) Sedative/Hypnotics (6) Solvents (3) Stimulants (8) Therapeutics (3) Volatiles (1) Test Sub-Category Other (1) Test Test Name 2740FL Metformin, Fluid