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) (2) Sample Type Blood (1) Serum or Plasma (1) Test Area Therapeutics (2) Test Category (-) Antihypertensives (2) Test Sub-Category Beta Blockers (4) (-) Diuretics (2) Macrominerals (7) Opiates/Opioids (2) Other (28) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (3) Tetracyclics (6) Toxic Elements (9) Trace Elements (14) Your search has returned no tests.