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) Sample Type Blood (2) Serum or Plasma (1) (-) Urine (1) Test Area Therapeutics (1) Test Category Analgesics (1) (-) Antianxiety (1) Antidepressants (1) Drugs of Abuse (7) Drugs of Abuse, Therapeutics (4) Hallucinogens (2) NPS/Designer Drugs (1) Stimulants (1) Therapeutics (3) Test Sub-Category Benzodiazepines (1) (-) Other (1) Test Test Name 8705U Doxepin and Metabolite, Urine