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) Oral Fluid (Saliva) (2) Serum or Plasma (1) (-) Urine (2) Test Area Therapeutics (2) Test Category Analgesics (15) (-) Antianxiety (2) Antidepressants (4) Depressants (1) Drugs of Abuse (9) Drugs of Abuse, Therapeutics (4) Hallucinogens (2) NPS/Designer Drugs (1) Sedative/Hypnotics (2) Stimulants (1) Therapeutics (3) Test Sub-Category Benzodiazepines (1) Other (1) Test Test Name 8646U Alprazolam and Metabolite, Urine 8705U Doxepin and Metabolite, Urine