Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) Gas Chromatography (GC) (1) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type (-) Blood (1) Serum or Plasma (2) (-) Urine (1) Test Area Exposure (1) Therapeutics (1) Test Category Analgesics (16) (-) Antacids (1) Antianxiety (2) Antiepileptics/Antiseizures (1) Antipsychotics (1) Antispasmodics (2) Industrial/Environmental Toxins (1) Muscle Relaxants (3) (-) Other (1) Pesticides/Insecticides (1) Test Sub-Category Other (1) Proton-Pump Inhibitors (1) Test Test Name 1352U o-Cresol, Urine 3232B Omeprazole / Esomeprazole, Blood