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) (2) Sample Type Blood (3) Fluid (1) Serum or Plasma (3) Tissue (1) (-) Urine (2) Test Area (-) Therapeutics (2) Test Category Antihypertensives (1) Stimulants (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 (1) Biomarkers (1) Calcium Channel Blockers (1) Non-Benzodiazepines (1) Opiates/Opioids (4) Other (18) Phenothiazines (1) Selective Serotonin Reuptake Inhibitors (SSRI) (1) Serotonin-Norepinephrine Reuptake Inhibitors (SNRI) (1) Sympathomimetic Agents (1) Tricyclic (2) Vasoconstrictors (1) Test Test Name 4000U Propranolol, Urine 4380U Theobromine, Urine