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) (4) Enzyme Immunoassay (EIA) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (16) Sample Type Blood (6) Fluid (3) Serum or Plasma (6) Tissue (2) Urine (3) Test Area Drugs of Abuse (5) Therapeutics (15) Test Category Analgesics (15) Depressants (5) Test Sub-Category Antimalarials (5) Carboxylic Acids (2) Diuretics (3) (-) Opiates/Opioids (20) Other (17) Your search has returned no tests.