Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Enzyme-Linked Immunosorbent Assay (ELISA) (1) Headspace Gas Chromatography (GC) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (14) High Performance Liquid Chromatography/Time of Flight-Mass Spectrometry (LC/TOF-MS) (1) Sample Type Blood (5) Serum or Plasma (7) Urine (2) Test Area Drugs of Abuse (1) Therapeutics (13) Test Category (-) Antiarrhythmics (3) Antihypertensives (60) (-) Diuretics (11) Vasodilators (5) Test Sub-Category Beta Blockers (3) Other (11) Your search has returned no tests.