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) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (2) Inductively Coupled Plasma/Mass Spectrometry (ICP/MS) (1) Sample Type Blood (4) Fluid (2) Hair (2) Liquid (2) Nails (2) RBCs (2) Serum or Plasma (4) (-) Tissue (1) (-) Urine (2) Test Area Exposure (1) Therapeutics (2) Test Category Antihypertensives (2) Metals/Elements (1) Test Sub-Category Alkaloids (1) Alpha-2 Adrenergic Antagonists (1) Alpha/Beta Adrenergic Agonists (1) Antibiotics (1) Anticholinergics (1) Antihistamines (1) Antimalarials (1) Benzodiazepines (1) (-) Beta Blockers (2) Biomarkers (1) Calcium Channel Blockers (2) Cyanide (1) Non-Benzodiazepines (1) Opiates/Opioids (4) Other (41) Phenothiazines (1) Selective Serotonin Reuptake Inhibitors (SSRI) (2) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (2) Sympathomimetic Agents (1) Synthetic Cannabinoids (1) Toxic Elements (11) (-) Trace Elements (1) Tricyclic (2) Vasoconstrictors (1) Test Test Name 4000TI Propranolol, Tissue 4000U Propranolol, Urine 4844U Zinc, Urine