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 (2) Serum or Plasma (2) (-) Urine (1) Test Area Therapeutics (3) Test Category Antihypertensives (2) Vasodilators (1) Test Sub-Category Alcohols (3) Alpha-2 Adrenergic Agonists (4) (-) Alpha-2 Adrenergic Antagonists (2) Alpha Blockers (3) Beta Blockers (14) Calcium Channel Blockers (6) Diuretics (7) Drug Facilitated Sexual Assault (2) Other (25) (-) Thiazides (1) Test Test Name 1515B Diazoxide, Blood 4830B Yohimbine, Blood 4830U Yohimbine, Urine