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 (1) Urine (1) Test Area Therapeutics (1) Test Category Analgesics (6) Anticholinergics (1) (-) Antihistamines (1) Antihypertensives (1) Antimicrobials (2) Antipsychotics (3) Depressants (2) Hallucinogens (1) Herbicides (1) Hypoglycemic Agents (1) Solvents (2) Volatiles (4) Test Sub-Category Other (1) Test Test Name 2365B Hydroxyzine and Metabolite, Blood