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) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Sample Type Blood (9) (-) Fluid (2) Serum or Plasma (9) Urine (4) Test Area Therapeutics (2) Test Category Analgesics (2) Test Sub-Category Barbiturates (1) Benzodiazepines (1) Beta Blockers (1) (-) NSAIDs (1) (-) Opiates/Opioids (1) Other (3) Selective Serotonin Reuptake Inhibitors (SSRI) (1) Test Test Name 3130FL Naproxen, Fluid 3270FL Oxycodone - Free (Unconjugated), Fluid