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 (2) Serum or Plasma (3) Tissue (1) (-) Urine (1) Test Area Therapeutics (1) Test Category Analgesics (2) (-) Antianxiety (1) Anticholinergics (2) Antihypertensives (1) Antimicrobials (1) Diuretics (1) NPS/Designer Drugs (1) Stimulants (3) Volatiles (1) Test Sub-Category Benzodiazepines (1) Test Test Name 8646U Alprazolam and Metabolite, Urine