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) (9) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (7) Sample Type Blood (2) Fluid (1) Serum or Plasma (2) Tissue (1) Urine (1) Test Area Therapeutics (7) Test Category (-) Antiarrhythmics (2) Anticholinergics (3) (-) Antihistamines (5) Antitussives/Cough Suppressants (10) Cholinesterase Inhibitors (3) Diuretics (4) Drugs of Abuse (9) Drugs of Abuse, Therapeutics (3) Potassium Channel Blockers (2) Test Sub-Category Cardiac Glycosides (4) (-) Other (7) Your search has returned no tests.