Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (4) Serum or Plasma (5) (-) Urine (4) Test Area Drugs of Abuse (2) (-) Therapeutics (4) Test Category Antidepressants (1) Opiate/Opioid Antagonists (3) Test Sub-Category Benzodiazepines (2) Beta Blockers (1) NSAIDs (2) Opiates/Opioids (1) (-) Other (4) Your search has returned no tests.