Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme Immunoassay (EIA) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (3) (-) Meconium (2) Serum or Plasma (3) (-) Urine (3) Test Area Newborn Tox (1) Therapeutics (4) Test Category (-) Analgesics (5) NPS/Designer Drugs (1) Test Sub-Category (-) Opiates/Opioids (5) Your search has returned no tests.