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) (1) Sample Type Blood (1) (-) Fluid (1) Serum or Plasma (1) Test Area Therapeutics (1) Test Category Antianxiety (1) Antihistamines (2) Antipsychotics (1) (-) Cholinesterase Inhibitors (1) Diagnostic Aids (1) Drugs of Abuse (3) Muscle Relaxants (2) Test Sub-Category (-) Other (1) Test Test Name 1812FL Donepezil, Fluid