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 (6) (-) Fluid (1) Serum or Plasma (6) Tissue (1) Urine (3) Test Area Exposure (1) (-) Therapeutics (1) Test Category Antihistamines (1) Test Sub-Category Antimalarials (1) Opiates/Opioids (3) (-) Other (1) Test Test Name 2365FL Hydroxyzine and Metabolite, Fluid