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) (4) Sample Type Blood (2) Hair (1) Urine (1) Test Area (-) Drugs of Abuse (4) Exposure (1) Therapeutics (7) Test Category Analgesics (3) Other (1) Test Sub-Category Opiates/Opioids (3) Other (1) Your search has returned no tests.