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/Mass Spectrometry (GC/MS) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (3) Sample Type Blood (6) Fluid (2) Serum or Plasma (5) Tissue (1) (-) Urine (5) Test Area (-) Therapeutics (5) Test Category (-) Analgesics (4) Anticholinergics (2) Antidepressants (1) Antimigraines (1) (-) Sedative/Hypnotics (1) Vasodilators (1) Test Sub-Category Opiates/Opioids (2) Other (3) Your search has returned no tests.