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 (1) (-) Serum or Plasma (1) (-) Urine (1) Test Area (-) Therapeutics (2) Test Category Antiarrhythmics (2) Test Sub-Category Alkaloids (2) Alkylating Agents (1) Barbiturates (6) Benzodiazepines (4) (-) Beta Blockers (2) Opiates/Opioids (6) Other (20) Sympathomimetic Amines (2) Test Test Name 3227SP Beta-Blockers Panel, Serum/Plasma 3227U Beta-Blockers Panel, Urine