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) Anticoagulants (2) Benzodiazepines (2) (-) Beta Blockers (2) Designer Benzodiazepines (2) Opiates/Opioids (6) Other (15) Sympathomimetic Amines (2) Synthetic Cathinone (2) Test Test Name 3227SP Beta-Blockers Panel, Serum/Plasma 3227U Beta-Blockers Panel, Urine