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) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (13) Sample Type Blood (12) (-) Fluid (1) Serum or Plasma (10) (-) Tissue (1) Urine (9) Test Area Therapeutics (2) Test Category Antidepressants (2) Test Sub-Category Calcium Channel Blockers (2) (-) Other (2) Your search has returned no tests.