Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Colorimetry (C) (1) Enzyme-Linked Immunosorbent Assay (ELISA) (5) Enzyme Immunoassay (EIA) (2) Gas Chromatography/Mass Spectrometry (GC/MS) (5) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (20) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (4) Sample Type Blood (9) Fluid (1) Serum or Plasma (11) Urine (7) Test Area (-) Drugs of Abuse (9) Impairment (2) Postmortem (19) (-) Therapeutics (19) Test Category Antihypertensives (6) Diuretics (11) Drugs of Abuse (7) Drugs of Abuse, Therapeutics (1) Vasodilators (3) Test Sub-Category (-) Alpha-2 Adrenergic Agonists (6) Alpha-2 Adrenergic Antagonists (3) Alpha Blockers (6) Beta Blockers (28) Calcium Channel Blockers (12) Diuretics (13) (-) Other (22) Thiazides (2) Vasodilators (1) Your search has returned no tests.