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) (2) Sample Type (-) Blood (2) Serum or Plasma (2) Urine (2) Test Area (-) Therapeutics (2) Test Category (-) Antidepressants (2) Test Sub-Category Opiates/Opioids (9) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) (-) Tetracyclics (2) Your search has returned no tests.