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) (3) Sample Type (-) Blood (3) Serum or Plasma (3) Urine (2) Test Area Therapeutics (3) Test Category Antihypertensives (2) Vasodilators (1) Test Sub-Category Alcohols (3) (-) Alpha-2 Adrenergic Agonists (2) Alpha-2 Adrenergic Antagonists (1) Alpha Blockers (3) Beta Blockers (9) Calcium Channel Blockers (4) Diuretics (5) Drug Facilitated Sexual Assault (1) Other (17) (-) Thiazides (1) Test Test Name 1275B Clonidine, Blood 1515B Diazoxide, Blood 2186B Guanfacine, Blood