Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (6) Gas Chromatography (GC) and Gas Chromatography/Mass Spectrometry (GC/MS) (2) Sample Type Blood (3) Serum or Plasma (1) Tissue (1) Urine (3) Test Area Drugs of Abuse (3) Exposure (7) (-) Therapeutics (8) Test Category Antidepressants (8) Test Sub-Category Benzodiazepines (8) Beta Blockers (3) Calcium Channel Blockers (2) NSAIDs (8) Opiates/Opioids (3) Other (16) (-) Tricyclic (8) Your search has returned no tests.