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) (2) Enzyme Immunoassay (EIA) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (9) Sample Type Blood (4) Meconium (1) Serum or Plasma (4) Urine (3) Test Area (-) Therapeutics (12) Test Category (-) Analgesics (12) Stimulants (4) Test Sub-Category Antipyretics (8) NSAIDs (2) (-) Opiates/Opioids (12) Your search has returned no tests.