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) Fluid (1) Serum or Plasma (2) (-) Urine (1) Test Area Therapeutics (1) Test Category Antianxiety (1) Test Sub-Category Amphetamines (1) Antiarrhythmics (2) Antiparasitics (1) (-) Benzodiazepines (1) Metals/Elements (1) Other (9) Test Test Name 2535U Lorazepam, Urine