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) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type Blood (15) Hair (1) Serum or Plasma (11) (-) Tissue (1) Urine (9) Test Area Test Category Test Sub-Category Test Test Name 4461TI Thioridazine and Metabolite, Tissue