Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (1) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (4) Sample Type Blood (3) (-) Serum or Plasma (4) Tissue (1) Urine (4) Test Area Therapeutics (4) Test Category (-) Antiarrhythmics (1) Anticholinergics (1) Antihistamines (1) (-) Antitussives/Cough Suppressants (3) Cholinesterase Inhibitors (1) Diuretics (2) Potassium Channel Blockers (1) Test Sub-Category Cardiac Glycosides (1) (-) Other (4) Your search has returned no tests.