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 Alcohol Deterrents (1) Antianxiety (4) Antiarrhythmics (4) Anticholinergics (2) Antihistamines (6) Antileprosy Agents (2) Antitussives/Cough Suppressants (5) (-) Cholinesterase Inhibitors (2) Diuretics (3) Drugs of Abuse (14) Drugs of Abuse, Therapeutics (6) Muscle Relaxants (1) Pesticides/Insecticides (2) Potassium Channel Blockers (1) Solvents (7) Volatiles (6) Test Sub-Category (-) Other (2) Test Test Name 1812B Donepezil, Blood 1812SP Donepezil, Serum/Plasma