Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (9) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (9) (-) High Performance Liquid Chromatography/Tandem Mass Spectrometry (LC-MS/MS) (3) Immunoassay (IA) (1) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (5) Inductively Coupled Plasma/Optical Emission Spectrometry (ICP/OES) (1) Sample Type Blood (1) Serum or Plasma (1) Urine (1) Test Area Therapeutics (3) Test Category Antiarrhythmics (3) (-) Antipsychotics (3) Antithyroids (2) Dopamine Precursor (1) Test Sub-Category Other (3) Test Test Name 2538B Loxapine, Blood 2538SP Loxapine, Serum/Plasma 2538U Loxapine, Urine