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) (2) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type (-) Blood (2) Serum or Plasma (2) Urine (1) Test Area Therapeutics (2) Test Category Analgesics (3) Antianxiety (1) (-) Antidepressants (1) (-) Antidiabetics (1) Antihypertensives (2) NPS/Designer Drugs (3) Opiate/Opioid Antagonists (2) Sedative/Hypnotics (2) Stimulants (2) Test Sub-Category Other (2) Test Test Name 3118B Nateglinide, Blood 3145B Nefazodone, Blood