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) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (29) Sample Type (-) Blood (30) Fluid (4) Serum or Plasma (34) Tissue (3) Urine (13) Test Area Drugs of Abuse (2) Impairment (3) Postmortem (11) (-) Therapeutics (30) Test Category Antiarrhythmics (1) Antihypertensives (23) Diuretics (4) Vasodilators (2) Test Sub-Category Alpha-2 Adrenergic Agonists (2) Alpha-2 Adrenergic Antagonists (1) Alpha Blockers (3) Beta Blockers (9) Calcium Channel Blockers (4) Diuretics (5) Other (5) Thiazides (1) Your search has returned no tests.