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) (4) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type (-) Blood (1) Serum or Plasma (1) (-) Urine (1) Test Area Therapeutics (2) Test Category Analgesics (6) Antianxiety (2) (-) Antidepressants (2) Antidiabetics (1) Antihypertensives (3) NPS/Designer Drugs (5) Opiate/Opioid Antagonists (5) Sedative/Hypnotics (3) Stimulants (4) Test Sub-Category Other (2) Test Test Name 3145B Nefazodone, Blood 3145U Nefazodone, Urine