Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme Immunoassay (EIA) (1) Gas Chromatography/Mass Spectrometry (GC/MS) (1) Headspace Gas Chromatography (GC) (1) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (1) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Sample Type Blood (2) Serum or Plasma (2) (-) Urine (2) Test Area Impairment (1) Therapeutics (1) Test Category Antihypertensives (1) Drugs of Abuse (1) Test Sub-Category Alpha-2 Adrenergic Agonists (2) (-) Alpha-2 Adrenergic Antagonists (1) Beta Blockers (5) Calcium Channel Blockers (2) Diuretics (2) (-) Drug Facilitated Sexual Assault (1) Other (8) Test Test Name 4830U Yohimbine, Urine 8030U Drug Facilitated Crime Panel, Urine (Forensic)