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 (1) Test Area Therapeutics (2) Test Category Analgesics (1) Antidepressants (2) Antiepileptics/Antiseizures (3) Antihistamines (1) (-) Antihypertensives (2) Drugs of Abuse (3) Hallucinogens (3) Metals/Elements (2) Therapeutics (6) Volatiles (1) Test Sub-Category Beta Blockers (2) Test Test Name 4000FL Propranolol, Fluid 4000TI Propranolol, Tissue