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 (1) Serum or Plasma (1) (-) Urine (1) Test Area Therapeutics (1) Test Category Anesthetics (2) Antianxiety (1) Anticholinergics (1) Antidepressants (2) Antihistamines (1) (-) Antitussives/Cough Suppressants (1) Muscle Relaxants (1) Plasticizers (1) Volatiles (3) Test Sub-Category (-) Other (1) Test Test Name 0585U Benzonatate, Urine