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) (8) Enzyme Immunoassay (EIA) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (27) Sample Type Blood (7) Fluid (4) Meconium (1) Oral Fluid (Saliva) (1) Serum or Plasma (6) Tissue (3) Urine (5) Test Area Newborn Tox (1) Therapeutics (26) Test Category (-) Analgesics (26) (-) Drugs of Abuse (1) Test Sub-Category NSAIDs (2) (-) Opiates/Opioids (27) Your search has returned no tests.