Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (2) Fluid (1) Serum or Plasma (2) (-) Urine (2) Test Area (-) Therapeutics (2) Test Category Analgesics (4) Anesthetics (1) (-) Antianxiety (2) Antiarrhythmics (1) Anticholinergics (1) Antidepressants (4) Antidiabetics (1) Antiepileptics/Antiseizures (5) Antihistamines (2) Antihypertensives (3) Antimicrobials (3) Antipsychotics (1) Antitussives/Cough Suppressants (2) Expectorants (1) Laxatives (1) Mood Stabilizers (1) Muscle Relaxants (2) Sedative/Hypnotics (5) Stimulants (1) Test Sub-Category Benzodiazepines (1) Other (1) Test Test Name 2535U Lorazepam, Urine 2650U Meprobamate, Urine