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) and Gas Chromatography/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) Sample Type (-) Blood (2) Fluid (1) Serum or Plasma (1) Urine (2) Test Area (-) Therapeutics (2) Test Category Analgesics (16) Anesthetics (1) (-) Antianxiety (2) Antidepressants (7) Antipsychotics (2) Appetite Suppressants (1) Drugs of Abuse (4) Drugs of Abuse, Therapeutics (5) Exposure (1) NPS/Designer Drugs (1) Sedative/Hypnotics (1) Stimulants (1) Therapeutics (6) Test Sub-Category Benzodiazepines (1) Other (1) Test Test Name 8646B Alprazolam and Metabolite, Blood 8705B Doxepin and Metabolite, Blood