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) (-) Fluid (1) Serum or Plasma (1) Test Area Therapeutics (2) Test Category Analgesics (2) Antiarrhythmics (3) Anticholinergics (1) Antidepressants (3) Antihistamines (2) Antihypertensives (2) Antitussives/Cough Suppressants (2) (-) Cholinesterase Inhibitors (2) Diuretics (1) NPS/Designer Drugs (3) Pesticides/Insecticides (1) Vasodilators (1) Test Sub-Category Other (2) Test Test Name 1812B Donepezil, Blood 1812FL Donepezil, Fluid