Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (5) Enzyme Immunoassay (EIA) (12) (-) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (3) Headspace Gas Chromatography (GC) (6) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (4) Sample Type Blood (2) Serum or Plasma (1) (-) Urine (2) Test Area Therapeutics (2) Test Category Antianxiety (1) Antidepressants (1) Test Sub-Category Opiates/Opioids (1) (-) Other (2) Tricyclic (3) Test Test Name 8700U Antidepressants Panel, Urine 8705U Doxepin and Metabolite, Urine