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) (2) Sample Type Blood (4) Fluid (2) Serum or Plasma (4) Tissue (2) (-) Urine (2) Test Area Therapeutics (2) Test Category Antianxiety (1) Antihypertensives (1) Test Sub-Category Alcohols (3) Alkaloids (2) Antipyretics (2) Antivirals (2) Barbiturates (2) (-) Benzodiazepines (1) (-) Beta Blockers (1) Carbonic Anhydrase Inhibitors (1) Herbicides (1) Opiates/Opioids (3) Other (11) Phenothiazines (2) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) Small Molecule (1) Toxic Elements (4) Tricyclic (2) Test Test Name 0483U Atenolol, Urine 8646U Alprazolam and Metabolite, Urine