Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (1) Gas Chromatography (GC) (1) (-) Gas Chromatography/Mass Spectrometry (GC/MS) (2) Sample Type (-) Blood (2) Serum or Plasma (3) Urine (3) Test Area Therapeutics (2) Test Category Antidepressants (1) Biomarkers (1) (-) Sedative/Hypnotics (2) Test Sub-Category Barbiturates (2) Your search has returned no tests.