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 (2) Serum or Plasma (2) Tissue (1) Test Area (-) Therapeutics (2) Test Category Anticholinergics (1) Antihistamines (1) (-) Antipsychotics (2) Hypoglycemic Agents (1) Test Sub-Category (-) Other (2) Test Test Name 2220B Haloperidol, Blood 9182B Haloperidol Screen, Blood