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 (3) Serum or Plasma (3) Tissue (1) (-) Urine (1) Test Area (-) Therapeutics (1) Test Category Analgesics (3) Antianxiety (1) Anticholinergics (2) Antidepressants (5) (-) Antihypertensives (1) Antimicrobials (2) Antipsychotics (1) Diuretics (1) Sedative/Hypnotics (2) Stimulants (2) Test Sub-Category Beta Blockers (1) Test Test Name 0483U Atenolol, Urine